This beach runway is off limits during high tide.

Its collection includes a broad array of social, geographic, graphic design, and political history.

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

Where commuters walk through remnants of an ancient Greek necropolis.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

The first American home of the isolated, egalitarian religion has a trove of Shaker architecture and artifacts.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

Norway's oldest cathedral still in use.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

One of two giant blue cockerel statues erected with an intentional double meaning.

The taxidermy remains of the most popular pony in children's literature.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

Ancient human remains unearthed around the iconic monument.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

Part museum, part piece of Arthurian-inspired history, this stately hall attracts King Arthur fans from miles away.

The classic Atari game's iconic aliens have invaded downtown San Diego.

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

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

The commemorative stone column conceals a secret laboratory.

When it comes to handsignals (and colonialism) rock always beats scissors.