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

The largest collection of two headed animals in the world.

Historic marionette theater features thousands of handmade puppets and free cups of ice cream.

The last of its kind in the country.

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

The private clubhouse for the members of the Academy of Magical Arts.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

Resting place of Hollywood's immortals is also site of summer film screenings.

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

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

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

The legendary building that needed ghostly approval before being built.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Quite simply the largest tree in the world (by volume).

The first presidential bomb shelter was located in an old vault under the Treasury, connected to the White House via tunnel.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

A line of blue paint marks the route of the inaugural parade.

D.C. once had its own tiny rival to the New York Stock Exchange.

Home to items never before seen by the public.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

A hidden alley in urban Baltimore is a haven for graffiti artists.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

Once America's tallest structure, now a Baltimore landmark.