This bridge was the birthplace of a unit of measurement based on a fraternity joke.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

Locals say Williams' ghost still haunts the place where she was murdered.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

One of America's most historic homes also holds a startling literary legacy.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

Impossibly life-like natural history models created out of glass by a father and son.

Books you don’t need in a place you can’t find.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

Three prestigious academic collections come together to create a world-class natural history museum.

Museum dedicated to awful artwork.

See just what life was like in a 19th-century prospecting town.

A unique set of caves that spits waves back out into the ocean.

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

This unusual lava tube spouts seawater during high surf.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This otherwise unremarkable ski town building marks the site of Butch Cassidy's first robbery.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The world’s first stop-motion film was created on the racetrack outside this building.

A unique market that brings together various goods and cultures.