143 feet of leaping muskie whose mouth can be used as a wedding venue.

The titular fictional logger only inhabits this otherwise historically focussed museum via a piece of fiberglass kitsch.

Small-town museum dedicated to outer space ... and bicycles.

A town filled with hot chocolate, dazzling lights, and lots of Christmas cheer.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A former major munitions plant that has been converted into a sprawling art space.

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

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

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

The "lovely red Vega" of the legendary record-settling pilot.

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

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

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

The house where John Wilkes Booth conspired with his co-conspirators.

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

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

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

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

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

At 207 feet, one of the world's longest continuous escalators.