This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

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.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

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

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

Perhaps the most scandalous statue of America's first president.

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

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