From the Difference Engine to the Cray-1, all under one roof.

This quaint archive of the silent era preserves and pays homage to a seminal moment in film history.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

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

The iconic D.C. restaurant where the Cuban Missile Crisis was negotiated, now a Walgreens.

"Congress may voluntarily remain in session throughout the summer, in order that our Congressmen may be protected from the intolerable discomforts and dangers of the ordinary outdoor weather!”

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

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

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

The national park was once a plantation estate.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

There’s a hidden military meme engraved on the World War II Memorial.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

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

One of the oldest living oak trees in the Southeast.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

The final resting place of New Orleans' most famous voodoo priestess.

Hot Doug's "Hot Dog" Stand.