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.

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

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

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.

Medical and zoological curiosities for sale.

Giant cauldrons overflow with Uzbekistan's favorite rice dish at this cavernous dining hall.

Looking for a unifying history, Uzbekistan finds its answer in a 14th Century Turco-Mongol conqueror... despite the fact he wasn't Uzbek.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

A geological oddity topped with a 2,000-year-old pagan temple.

Yemen's "Stone Palace" looks like it was carved right out of the tall stone column on which it is built.

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

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

Washington's iconic carousel has a nice piece of Civil Rights history.

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

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

Perhaps the most scandalous statue of America's first president.

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

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

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.