You don't want to get caught in this trap--or do you?

Apartment building was once posh playground to the Hollywood elite.

Founded by a high school teacher, this poetry magazine became a center for all things literary.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

This former stomping grounds of the most eminent astronomers of the early 20th century.

60 feet of towering steel balances gracefully.

This “living museum” at UCLA exhibits thousands of plant species from all over the world.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

A pair of disused Los Angeles electrical poles now glow with delicate windows into the past.

Home to secret Eastern Bloc spy equipment and the largest stretch of the original Berlin Wall outside of Germany.

One of the first skyscrapers in Santa Monica, and a famous getaway for the Hollywood elite of then and now.

An unreal vintage shop that wears its dadaist influence on its zombie fish.

Graffiti-covered ruins that were once part of a farm owned by a mental hospital.

The romance of early commercial flight still fills this Art Deco destination.

The oldest continuously operating fish market in the United States.

Home to items never before seen by the public.

Ruins from the Parthenon and petrified wood line the interior of one of the world's most famous monuments.

Decades before the scandal, this staircase on the river was a literal "water gate."

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

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

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

Was there a small "backpack nuke" hidden in the attic? JFK apparently thought so.