Portland had a unique approach to Cold War-era protections.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

This former mining town was named the most toxic town in America.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

This historic theater's pipe organ still accompanies silent films just like it did in 1929.

When you can afford only half a road, you build only half a road.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

There are owls with glowing eyes in Herald Square.

New York's oldest magic store.

NYC's legendary underground network for bovine transportation.

This New York holdover was built to provide housing for shopgirls and still does not allow men above the lobby.

A whimsical, but often overlooked clock in Park Avenue.

The origins of midtown Manhattan's anachronistic wooden farmhouse remain a mystery.

For 20 years, local pumpkins have met their fate on the iron fence surrounding this Cobble Hill home.

Brooklyn's most iconic restaurant, resurrected.

A legendary speakeasy bookstore returns from the brink.

Ride the subways of yesteryear.

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

In the middle of downtown Brooklyn lies a 165 year old secret hidden right below the surface (closed to the public indefinitely).

Unlock the secrets of the conjuring arts.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

The one-time epicenter of American songwriting is now a little remembered Manhattan commercial block.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.