Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

A semi-scholarly approach to sex.

Become a prohibition rebel.

A popular European tradition makes its way to the states on one of America's most famous bridges.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This abandoned subway station can still be seen on regular commuter trips.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

A DIY art gallery/music venue/lecture hall dedicated to video game culture.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

Lie in a hammock where George Washington stood.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

Salute the leader of the proletariat.

A notorious punk house turned co-op.

A living archive of urban activism and space reclaimed.

This former crime corner has been turned into an eclectic community center.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

Unique antiquarian shop specializing in globes, maps, and prints.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

Church in Manhattan holds the bloody sock of Padre Pio, among with many other unusual relics.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.