A bit of retro transportation flair preserved in the world's largest department store.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

Make a tough dinner decision: Octopus wasabi roulette or bull penis?

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

A semi-scholarly approach to sex.

An artist's cute bronze subway sculptures belie his violent artistic past.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

The most confusing clock in New York.

Some of the best Persian food in New York comes from the front window of an unassuming pizza shop.

Slyly buy a shake in the Parker Meridien lobby.

A crumbling hospital from the 1850s on Roosevelt Island.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

This former coal gasification plant found a curious second life as a popular public park.

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

The second oldest continuously operating bar in Louisiana.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.