Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Ride the subways of yesteryear.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

An illegally built ramshackle mansion tucked in the middle of Brooklyn is now being turned into condominiums.

Haven for steampunks.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

An eerie, derelict amusement park in Berlin.