Elevated freight railway turned wildly successful urban park.

This diesel train serviced the Brooklyn waterfront for more than three decades.

One of only two commuter aerial tramways in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Site of the first pathological and bacteriological research facility in the United States.

A crumbling hospital from the 1850s on Roosevelt Island.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

A much-maligned monument to teetotalism.

Go take a picture with the inventor of the daguerreotype photographic process.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

The palatial McDonald's that inspired Wesley Willis.

Illegal drag racing two stories beneath Chicago’s streets.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

10,000 flowered plants bloom in the City of Roses.

Electrical pylon in the shape of Disney's beloved mouse.

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

A permanent outdoor art installation made up of more than 100 mushroom-shaped lights.

Formerly the most gerrymandered district in the U.S., it twisted and turned along racial borders.

A historic covered bridge, only one of two remaining in North Carolina.

A Nessie-like monster supposedly lurks in this lake.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

One of the oldest Black communities in western North Carolina and one of the largest Black Mennonite congregations in the country.