Islands are supposed to be sunny, peaceful, and warm - exotic locales where you spend time on the beach, maybe do a bit of snorkeling, and even enjoy a few fruity drinks. Except sometimes, none of that happens. The world sports many deceptively beautiful islands, ones that look pleasant but are actually terrifying. From former nuclear test sites to places that are home to deadly creatures, these scary isles have more going on than we realized. And we wanted to know more. We found out what people who've been to 10 of the most dangerous islands in the world said about them, and were left ready to just stay home. Vote up the islands you will most definitely take a hard pass on, too.