This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

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

The United States Capitol's former columns still stand.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Taxonomy experiment known for quirky collections.

The world-record holder for the longest bridge stretching continuously over water.

A 19th-century shrine covered with prosthetic body parts as votive offerings.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The drama of nature in full effect in this Nevada State Park.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

A collection cataloguing one of the most brutal dictatorships in modern history.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A classic roadside attraction on Vermont's historic Route 5.

This cavernous abandoned marble mine is popular with ice skaters in the winter.

A small chapel celebrating the spiritual bond between dogs and humans.

A memorial in coal country commemorates the victims of an all-too-preventable mining disaster.