The bears may be gone, but their old cages can still be found.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

A beautiful Victorian-era cemetery, complete with a miniature village.

This memorial complex contains several mass graves for victims of the Siege of Leningrad.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

This adorable birdlike police box is designed based on a play on words.

This ordinary set of steps is a must-see destination for fans of a certain romantic anime.

The supreme shrine of the state.

A unique structure located on the grounds of one of five grand palaces that were built by the Joseon dynasty.

The world's longest bridge fountain has hundreds of nozzles that create a beautiful, illuminated spectacle.

This pagoda was once the central feature of a Buddhist temple that no longer exists.

This striking sculpture of Icarus honors Greece's fallen flyers.

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

The Greek War of Independence was declared at this medieval Byzantine sanctuary.

This sixth-century church housed an icon with eyes so beautiful legend has it they inspired the name of a Greek city.

Scattered throughout London are ancient remnants of the city's former bounding wall.

A cluttered and astounding collection of antiquities and curiosities.

Eighty million natural history specimens call this gargantuan museum home.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.