One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

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

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

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

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

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

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

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

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

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

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.

The oldest continuously operating fish market in the United States.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

"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!”

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

This lovely pocket park is one of the most under appreciated in D.C.

Part of a WWII submarine is lurking outside the Washington Navy Yard parking lot.

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

A trash dump made beautiful by nature's power.

This massive redwood tree has a hole in the base big enough to drive through.

An optical illusion found amid a logged redwood forest.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Experience a charming 1930's version of "infotainment."

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.