The birthplace of the first author to win the Pulitzer Prize in fiction and poetry.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

This interactive museum highlights the history and philosophy of one of the world's most difficult sailing races.

Legends surround this natural rock formation that looks like a Moorish king wearing a crown.

An echo chamber with a waterfall wrapped around its base at the Embassy of Canada in Washington, D.C.

Statue dedicated to the star of an old television show.

Literally a million fascinating cartographic artifacts are held in this sprawling university collection.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Wisconsin's most celebrated export gets the royal treatment on I-94.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

The "beautiful" equation predicting the movement of all electromagnetic particles is engraved in front of Newton's tomb.

The lead horse on a Disneyland merry-go-round that is older than the park itself.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

In paradise, feral pigs have claimed an island all to themselves.

One of the largest publicly funded mural in the country is one city's love letter to itself.

Approximately 250,000 people left homeless by the great earthquake and fires found shelter in Golden Gate Park.

This suburban British town holds secrets that would have made the druids proud.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

An accidentally hidden library containing the ephemeral history of New York.

A commemorative plaque hides a door that leads down to the New York Public Library's underground book bunker.

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.