Rolls-Royce makes some of the world's most luxurious and expensive cars. Known for producing hand-crafted automobiles that promise a seamless "magical carpet ride" for its customers, Rolls-Royce's cars do not come cheap. With virtually unlimited optional extras, upgrades, and customizations, the true cost of a bespoke Rolls-Royce has no limits. So what are some of those bespoke extras? And is that what makes Rolls-Royces so expensive?