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

A rotating cast of guys and dolls in front of a Washington, D.C. building.

The oldest continuously operating fish market in the United States.

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

Largest Roman Catholic church in North America.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

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

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

This grand gothic brewery has been pumping out suds for over a hundred years.

The site of the climactic scene from the classic horror film is now a historic landmark.

Live long and prosper in Vulcan, Alberta.

A 360 degree battlefield experience.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

Former estate of Lenin, now home to his death mask.

An automotive, farming machinery, and aviation museum located in Wetaskiwin, Alberta, Canada.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

The world's largest moose statue is located (where else?) in Canada.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Baroque celebration of the end of the Great Plague of Vienna.