If it feels like a speakeasy, that’s because it probably was one.

This unassuming retro burger joint was billed as “diner of the future” at the 1939 World's Fair.

This old-fashioned candy shop, ice cream parlor, and diner served as the setting for one of TV's most controversial series finales.

One of the world's largest model railroads is a mind-boggling achievement.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

This Great Depression-era creation was once known as the strangest house in the world.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

Hundreds of glow-in-the-dark objects light up a museum in a historic zinc mine.