A wall of chewing gum moonlights as collective art.

This park celebrates a sister city relationship that survived the Cold War.

This former coal gasification plant found a curious second life as a popular public park.

A commemorative mural in this tiny Ballard park honors the neighborhood's rich Scandinavian ties, particularly with Seattle's Norwegian sister city Bergen.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

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

Locals dubbed it the "Owl Building" because of its bird-like appearance.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

This massive oak tree has ties to the first native tribes of the region and the founders of Texas.

Thousands of Haitians travel to the waterfalls to ask the Virgin Mary of Mount Carmel and her voodoo counterpart Erzulie for healing in a yearly pilgrimage.

This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

The first official clock in North America, it kept time for the Spanish government of Santo Domingo.

Built in 1512, the oldest cathedral in the Americas.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

These otherworldly caverns form Earth's oldest known cave system.

Haven for Cape Fur Seals, until the Ring of Death of jumping Great White Sharks arrives.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

This picturesque island graveyard is the final resting place of dozens of notorious pirates.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The medieval woodcut-style artwork chronicles life in medieval London.

A living memorial to the trees London lost during the Great Storm of 1987.