A giant Troll lurks under one of Seattle's oldest bridges.

A museum dedicated to the history and exploration of both popular music and science fiction.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

According to legend, this rock represents a young girl trapped by an evil ocean spirit.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

The legendary building that needed ghostly approval before being built.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This massive redwood tree has a hole in the base big enough to drive through.

In 1912, a broken section of the reservoir wall released millions of gallons of water and destroyed many homes downhill.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

Order a boozy baba au rhum at the oldest patisserie in Paris.

The celebrated eyesore created by starry-eyed sweethearts.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

The bronze uniforms commemorate the vital role of women during World War II.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

The Uros people live on floating reed islands in lake Titicaca.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Huge stone depressions which may have acted as an Incan agricultural experiment.