A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

Also known as the Founding Church of Scientology.

An overlooked memorial honoring the local Washington residents who died in World War I.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Home to items never before seen by the public.

These two monoliths have stood at the entrance to the neighborhood since the days it was called "Hollywoodland."

60 feet of towering steel balances gracefully.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Wild West history in Hollywood style.

Raised illegally, Reggie now lives at the Los Angeles Zoo after authorities spent years tracking him down.

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

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

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

A multimedia experience that chronicles the atrocities of racism.

The final resting place of a space program monolith.