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All Seasons

Season 1

Season 2

Season 3

  • S03E01 The tiny oyster that made Washington

    • April 3, 2020

    The Pacific Coast’s only indigenous oyster, the Olympia, was eaten into near-extinction. It could be making a comeback.

  • S03E02 Tragedy and terror in 1919 Centralia

    • April 10, 2020

    The deadly Centralia Tragedy saw conflict between the Wobblies and the American Legion — and left behind a debated legacy.

  • S03E03 JFK's secret visit to the Seattle World's Fair

    • April 10, 2020

    A rare photograph shows President Kennedy's 1961 detour under an unfinished Space Needle. The 1962 Seattle World’s Fair, also called the Century 21 Exposition, was about the future, but it was rooted in the politics of the present. Organizers wanted nothing more than a visit by President John F. Kennedy. It didn’t happen. Or did it?

  • S03E04 The 1941 Seattle 'insult' that still stings

    • May 1, 2020

    Sir Thomas Beecham came to conduct the Seattle Symphony and uttered a sentence that has never been forgotten.

  • S03E05 The Great Swinomish-Husky Race of 1941

    • May 1, 2020

    The UW "Boys in the Boat' crew is famous for beating the Nazis in the 1936 Olympics, but there was another race that pitted the vaunted Husky team against Native Swinomish paddlers. This is the story of how a race between rival crews brought Native and UW paddlers closer to the sport — and each other.

  • S03E06 George Bush: Pioneered the Puget Sound settlement

    • May 8, 2020

    A racist Oregon Territory law drove George Bush, a free Black man, across the Columbia River to settle near what is now Olympia. Bush was Puget Sound's first settler and paved the way for what would become Washington state. Artifacts uncovered in Bush Prairie, George Bush's 1845 homestead, give clues about the family life of Puget Sound's first settler.

  • S03E07 An end to Seattle’s ramps to nowhere

    • May 15, 2020

    Seattle's 'Ramps to Nowhere,' built 50 years ago to feed an imagined expressway, are finally coming down.

  • S03E08 Airships over the Klondike

    • September 30, 2020

    Prospectors headed to the 1897 gold rush in Alaska had to bring tons of provisions with them. Some imagined the possibility of airships carrying freight and gold back and forth to the Klondike, and suddenly, airships were being "seen" all over the world.

  • S03E09 The true history of the 'Seattle Freeze'

    • December 4, 2020

    Locals have been infamous for icing out newcomers since World War I.

  • S03E10 When Japanese castaways wash up on local shores

    • December 11, 2020

    Flotsam from Asia reaches Washington's beaches all the time. But sometimes other stuff comes ashore, like people.

  • S03E11 The rise and fall of Seattle’s Kingdome

    • December 18, 2020

    The Seahawks and Mariners called it home for 24 years, but now much of the city doesn’t even know the stadium existed. December 18, 2020

  • S03E12 The Washington Outlaw Who Couldn't Be Caught

    • December 25, 2020

    Harry Tracy terrorized the state from one end to the other, even as newspaper readers couldn't get enough of his criminal adventures.

  • SPECIAL 0x2 Bouncing Back From Adversity

    • January 25, 2021

    Fifty years ago, Seattle was in the middle of a major economic crisis, the "Boeing Recession." Despite setbacks, the city made major progress in shaping the city we know today. We've faced tough times before the current pandemic and economic downturn and each time, the people of the Pacific Northwest have risen above the challenges.

Season 4

  • S04E01 How Tugboat Annie pulled Seattle onto the silver screen

    • January 7, 2021

    The smash hit 1930s film was the first Hollywood movie to feature the Emerald City.

  • S04E02 The ancient bison hunters of the San Juans

    • January 8, 2021

    The discovery of 14,000-year-old bones on Orcas Island means humans were BBQing a lot earlier than previously thought.

  • S04E03 The bootleg sake of Prohibition-era Seattle

    • January 15, 2021

    Prohibition couldn’t stop every drinking habit. One particular Japanese tradition never went dry.

  • S04E04 The Palouse cowboy who inspired John Wayne

    • January 22, 2021

    Hollywood’s greatest Western stuntman was a rodeo champion from Washington state.

  • S04E05 D.B. Cooper: Folk Hero or Terrorist?

    • December 10, 2021

    Fifty years after Cooper skyjacked an airplane over Washington state, attitudes toward the incident have changed.

  • S04E06 Sea Serpents of the Salish Sea

    • December 17, 2021

    There are said to be things stranger than Bigfoot that lurk in the Northwest. From Puget Sound to Vancouver Island, meet our region’s answers to the Loch Ness monster.

  • S04E07 Who was Paul Bunyan?

    • December 24, 2021

    The giant logger Paul Bunyan with his blue ox Babe are the stuff of American folktales. But really, who — or what — was Paul Bunyan?

  • S04E08 Cracking the case of the Crab Louis

    • December 31, 2021

    A succulent topped with Dungeness crab became popular before the 1920s. Hotel and restaurant chefs up and down the West Coast claimed its invention. But some of the stories don't add up.

  • SPECIAL 0x3 Different Drummers of Our Past

    • February 24, 2022

    The 2022 Mossback Special revisits the iconic and determined people of our history, the folks who did it when it “couldn't be done” — like the Smith family, who built the Smith Tower, and Bertha Knight, our first female mayor. The Pacific Northwest has always been a home for pranksters, misfits and people who made their own special mark on history

Season 5

  • S05E01 The Other Curtis Photographer

    • January 7, 2022

    Photographer Edward Curtis became famous for his portraits of Indigenous peoples, but his younger brother Asahel also made indelible images that have literally shaped how we see the Pacific Northwest, from old growth forests to urban industry. Asahel's career started with documenting the Klondike gold rush, and spent the next forty years recording the rise of the industrial Pacific Northwest. Curtis' life began when the Northwest experienced the first in many industrial and technical expansions up to WWII, and he recorded nearly all of it.

  • S05E02 Dogs that helped shape PNW history

    • January 14, 2022

    From Lassie to Lewis and Clark, local dogs have made their mark.

  • S05E03 The amazing legacy of the Cayton-Revels family

    • January 21, 2022

    A Victorian home in Seattle recently became a landmark due to the story it tells about a Black family’s quest for equality and respect and why their most treasured heirloom is a clock given by Jefferson Davis. The Cayton-Revels were newspaper publishers, influential in state politics and civic life, until they confronted a wave of racism in the early 1900s.

  • S05E04 Petticoat Brigade

    • January 28, 2022

    A mad scheme to bring the "Mercer girls," marriageable young women, to Puget Sound’s frontier was the basis for a 1960s TV series, "Here Come the Brides." But it wasn’t all calico and fun.

  • S05E05 Paul Bunyan’s place in the Pacific Northwest

    • February 8, 2022

    The legendary lumberjack has been central to American identity. But who does he really represent?

  • S05E06 What a salad can tell us about PNW’s complicated past

    • February 15, 2022

    No one really knows who made the first Crab Louis, but some sleuthing reveals an origin spurred by the Gold Rush and railroads.

  • S05E07 True tales of the Northwest’s most famous dogs

    • March 15, 2022

    From Lewis and Clark’s trusted companion to a lifesaving sled dog, these canines have been honored with statues, taxidermy and legend.

  • S05E08 Going deeper into the basement of the Panama Hotel

    • October 4, 2022

    The Seattle landmark is best known for its connection to the incarceration of Japanese Americans during World War II — but it has more stories to tell.

  • S05E09 Seattle's role in polar exploration

    • October 7, 2022

    The 1900s saw Seattle play an important role in one of history’s greatest explorations.

  • S05E10 Paul Robeson at the Peace Arch

    • October 10, 2022

    Paul Robeson found his voice for justice at Blaine's Peace Arch

  • S05E11 Wyatt Earp in Seattle

    • October 21, 2022

    Was Seattle too tough for Wyatt Earp? When he opened a Seattle casino, trouble followed.

  • S05E12 Chief Joseph in Seattle

    • October 31, 2022

    Chief Joseph comes to Seattle to plea for the return of his lands.

  • S05E13 The remarkable vision of artist Emily Carr

    • November 11, 2022

    Meet the painter from British Columbia who evoked the 'liveness' of the Pacific Northwest's forests.

  • S05E14 The Pig War

    • November 12, 2022

    Why Britain and the U.S. nearly went to war over the border because of a dead pig.

  • S05E15 Frank Waldron & the Jackson Street Jazz Scene

    • November 16, 2022

    Jazz Age Seattle produced amazing multi-racial musical legacy.

  • SPECIAL 0x4 An Evening with Mossback's Northwest

    • September 30, 2022

    Hear from Mossback himself about what this new season has in store and get a behind the scenes peek at the making to the series. Join us for this virtual event.

  • SPECIAL 0x5 Embrace the Wet

    • December 13, 2022

    In this 30-minute Mossback’s Northwest special, celebrate the stories and myths of our waterways. Nothing helps define the coastal Pacific Northwest more than the wet. From rainforests to the Salish Sea, the Pacific to Puget Sound, we take a tour of watery episodes in our history.

  • SPECIAL 0x6 The Very Best of Mossback's Northwest

    • February 23, 2023

    Mossback himself, Knute Berger, hosts a two-hour celebration of the The Very Best of Mossback’s Northwest. Join Knute and series producer Stephen Hegg as they look back at some of the most memorable episodes from the first six seasons of the show. And get a sneak preview of the fun stories coming soon in Season 7!

Season 6

  • S06E01 The New Deal was a big deal

    • April 7, 2023

    In 1933, the government transformed the Northwest, from cheap power to rugged trails.

  • S06E02 How Portland pickled a lost orca

    • April 14, 2023

    In 1931, a baby whale swam up the Columbia and wound up buried on a Washington mountain. Sound like Northwest lore? Well, it's true.

  • S06E03 The Seattle Freeze and the Old South

    • April 21, 2023

    Why was a Confederate flag flying over downtown Seattle?

  • S06E04 After clearing forests, settlers were stumped

    • April 28, 2023

    The remains of felled trees could be a nuisance — or a dream home.

  • S06E05 Lights, Camera, Seattle!

    • May 5, 2023

    How Hollywood filmed the Emerald City.

  • S06E06 Nature Man

    • May 12, 2023

    In the early 1900s, two men decided to go back-to-nature and become 'Nature Man.'

  • S06E07 The History of Frango

    • May 19, 2023

    Seattle’s iconic candy once drew fans and crowds, and people still want to talk about it.

  • S06E08 A Stonehenge replica on the Columbia River

    • May 26, 2023

    An eccentric railroad millionaire was inspired to build the mysterious monument over 100 years ago.

  • SPECIAL 0x7 Wild Times

    • December 5, 2023

    Mossback's Northwest explores our region's wild past in new special, Northwest Wild Times. Many people consider the Northwest a natural refuge, a place we can escape to enjoy recreation and inspiration in the wilds. Yet while we love the outdoors, the wilds have their own history. Let’s explore the forgotten landscapes, prehistoric animals, and the passionate admirers of the Northwest’s wild past.

Season 7

Season 8

  • S08E01 Here Comes the Avalanche Express!

    • April 4, 2024

    How a double whammy of catastrophes had a profound impact on the Pacific Northwest. It’s hard to imagine, but in 1910, two separate avalanches days apart swept all before them and still stand as the most fatal ever in the U.S. and Canada.

  • S08E02 The Big Boeing Cover-Up

    • April 11, 2024

    During WWII, a Hollywood set designer used his skills to fool the enemy. Did it work? John Detlie, a major Hollywood studio set designer, was called up to Seattle to camouflage the factory where B-17 Flying Fortresses were built, aircraft key to the war effort. The challenge: render a major facility with 30,000 workers invisible.

  • S08E03 Keep Clam and Carry On

    • April 18, 2024

    For millennia, clam culture has infused our region with mythology, humor and flavor. Clams were eaten and traded in vast numbers by Indigenous peoples in the Pacific Northwest. One First Nations people traced the origin of humanity to a clamshell opened by a raven. Settlers too discovered how essential clams were and even sang about them as the key to contentment.

  • S08E04 Where Buffalo Bill Roamed

    • May 2, 2024

    The frontier Barnum, Buffalo Bill Cody, started a trend with Wild West shows – and Seattle was an eager audience. Audiences for Wild West shows were steeped in the mythology of the old West, but performers were presented as “authentic” cowboys, Native people, soldiers and others reenacting a pageant of Manifest Destiny.

  • S08E05 Upon Further Review: The Beach Hike

    • May 9, 2024

    We look back at an Olympic park stunt – one that proved to be key in the region’s environmental movement – and how a film of that event has surfaced to help us relook at it. The hike in 1958 was held to protest the proposed construction of a highway on the northern Olympic Peninsula coast. The “protest” hike highlighted the beauty of the coast’s pristine nature.

  • S08E06 Architect of Hope and Tragedy

    • May 16, 2024

    Minoru Yamasaki sought to uplift humanity with his work in Seattle and on New York’s World Trade Center. Born in Japantown on Yesler Way, he faced prejudice and hardship. He attended the University of Washington’s architecture school and found success, building Seattle’s Pacific Science Center, the downtown Rainier Square complex and the IBM building.

  • S08E07 Sitka Spruce and Rosie the Logger

    • May 23, 2024

    How wood helped fight two wars, and the timber women who also answered the call. WWI transformed the Northwest timber industry as the U.S. military took charge to ensure the supply of Sitka spruce for building airplanes to fight the Red Baron. Women were tapped to work in the woods during both world wars, the so-called “Lumberjills,” and spruce again was drafted to help fight the Nazis.

  • S08E08 The Bird Woman

    • May 30, 2024

    Back at the turn of the century, a Seattle educator set out to teach that birdwatching made good citizens. Adelaide Lowry Pollock was a pioneering educator who moved from one-room schools to modern ones in the early 20th century and made learning about birds a part of the grade school curriculum at her Queen Anne school. She also wrote two books about local birds.

Season 9

  • S09E01 Ice, Fire and Those Dam Floods

    • September 30, 2024

    Long before the Grand Coulee Dam changed the Columbia River, lava, glaciers and epic floods radically reshaped its course. Geology professor Nick Zentner of Nick on the Rocks joins Mossback’s Northwest host Knute Berger to discuss a surprising phenomenon that altered the river ahead of the dam-builders.

  • S09E02 Horseless Carriages, Ho!

    • October 10, 2024

    In the early 20th century, a new breed of pioneers pushed into the Northwest wilderness with a newfangled invention: the automobile. One of those was the man who launched the Klondike gold rush, a millionaire named George Carmack.

  • S09E03 Peopling of the Columbia

    • October 17, 2024

    The discovery of bones in the Columbia offered proof of the river’s ancient connections to Indigenous people, trade, and the movement of people. People thrived with salmon, declined with disease and the river was a gateway to colonization from settlers and emigrants. It has been a true lifeline for millennia.

  • S09E04 Upon Further Review: Race and the Outdoors

    • October 24, 2024

    Racism in the early outdoors movement — and among early 20th-century progressives — left a long-lasting imprint on Northwest wilderness recreation. Out & Back host Alison Mariella Désir and Mossback’s Northwest host Knute Berger look at the legacy of that phenomenon in light of new information after the airing of an episode that added to the story of an outdoor advocate.