If you've taken the subway in any big city after a night out, you've probably had to fight the urge to drift off. Sadly for you, subways are not the best bedrooms. However, the thoughtful folks at Improv Everywhere are trying to make late-night travel more of a sweet dream.
Urban explorer Steve Duncan goes places nobody in their right mind would go, examining hidden infrastructure — the tunnels, subways, and sewers — of cities all over the world. Watch him reveal New York City's secret underground world.
The University of Oregon's male a cappella group decided to Rick-Roll New York's A train. This probably sounded like a great idea, but it turns out a bunch of white kids acting fruity doesn't even make New Yorkers blink.