This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

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

This fertility idol of questionable authenticity inspired an iconic Indiana Jones artifact.

This robust fence in front of a historic Georgetown home is likely made from hundreds of recycled Revolutionary War firearms.

Once home to the largest photo service in the United States.

A brass plaque dedicated to a convicted cannibal hangs in the National Press Club, and that's not even the craziest part of the story.

This nine-story building is the oldest standing skyscraper in D.C.

Beneath unsuspecting visitors feet, a capsule containing pieces of America’s civil rights history.

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

The National Park Service’s best-kept secret with views that rival any in D.C.

An oft-overlooked, magically musical monolith that stands majestically between Arlington Cemetery and the Iwo Jima Memorial.

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

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

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

This statue of the "father of television" stands prominently in the United States Capitol.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

Go take a picture with the inventor of the daguerreotype photographic process.

In an alcove of this historic library, you can find murals painted in the 1930s by an artist who went on to create some of Disney's most iconic animated films.

Dedicated to the man who created the first radio wave communication system.

An amazing example of early-20th-century architecture, this church features marble transported from Utah.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

This Czar-funded, onion-domed, lavishly muraled Orthodox Church played a starring role in "The Deer Hunter."