The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

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

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

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

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

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

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

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

Home to items never before seen by the public.

Remnants of a storybook amusement park hidden behind a strip mall.

The world's oldest continuously operating airport was founded by the Wright Brothers.

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

A star fort along the C&O Canal in western Maryland that protected America in three wars.

Built by the patriotic residents of Boonsboro in a single day.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

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

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

Famously misunderstood wonder of the ancient world

A contemporary fresco movement illustrates the region's rich history.

A historic Montreal market that was the city's agricultural hub for over century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.