The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

Where monkeys run wild and the humans are caged.

Former villa and estate of James Deering developed to preserve native tropical forests.

This historical swimming pool near Miami is emptied and refilled each day with naturally filtered water.

It turns out that a hurricane-prone beach is probably not the best place to house wild animals.

Located within a historic park, the beacon is the oldest standing structure in Miami.

A community of collapsing homes more than a mile out from the Florida coast.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

"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."

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

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

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

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

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A open air theatre built on a cliff by an eccentric British woman.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

Giant, friendly pelicans in Central London, the most unlikely of places.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Pop culture has helped to keep this iconic British building from being destroyed.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.