The only surviving sidewalk clock in Brooklyn.

Neoclassical bank designed by NY architects Helmle & Huberty.

Elevated freight railway turned wildly successful urban park.

Constructed in the 1920s, this former pencil factory is now an office building.

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

The return of something once considered a basic part of life.

Once a ferry dock, radio transmitter, and now a new Greenpoint park.

Lie in a hammock where George Washington stood.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

It's not your typical library, memorial, or book store.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

Colorado Boulevard’s historic bookstore, operating since the bustling city of Pasadena was merely some orange groves and a few ostrich farms.

America's most famous piece of self-built architecture.

A modern day curiosity cabinet.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

Wild West history in Hollywood style.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

World-famous, Pink's still manages to keep its prized cult fetish status.

This glamorous old building is said to have inspired the Tower of Terror.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

Pay your respects to a folk-punk legend.