A miniature rainforest is growing inside of a Midtown Manhattan office building.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

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

Try not to get slimed in Tribeca.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

The world’s first penitentiary, meant to be humane, drove men insane.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A crumbling hospital from the 1850s on Roosevelt Island.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

A terrific purveyor of natural history objects and curios.

A treasure trove of artifacts dating back to the late 19th century in Alabama.

A statue in Enterprise, Alabama hailing the fast food giant Ronald McDonald, stylized as a boll weevil.

Now abandoned, the first reinforced concrete bridge in Alabama still stands over the Pea River.

A bronze sculpture of a white dove commissioned by Pope Benedict XVI.

This tiny, triangular block has held the world record since 1964.

The whimsical construction on the roof has given rise to many a Montgomery myth about its contents.

Monument to the cotton-destroying boll weevil.

Dothan, Alabama has been invaded by scores of anthropomorphic peanuts.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

These ruins are all that's left of the former Alabama State Capitol.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.