Robots, lasers, and whoopee cushions, oh my!

A bizarre house filled with an astounding array of collections.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

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

The oldest house in Washington, D.C. wasn't originally constructed in the nation's capital.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

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

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.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

The innocent intentions of this monument are somewhat lost in the sculpture's muscled imagery.

The tunnel under the Capitol Building where Congress takes out its trash.

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 first memorial dedicated solely to the Black troops who fought for the Union.

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

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

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

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

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

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

Look closely and you’ll notice that the color changes a third of the way up the tower.

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