This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

The most powerful waterfall in all of Europe.

Rising from the sea like a stone monster.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

A monument to a beloved aquatic folk hero in the Irish town of Dingle.

Certain traditions prevail on the least-visited island of the Aran Islands.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

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

A replica of the Statue of Liberty watches over the tomb of 72 Chinese revolutionaries.

A pair of trees near a Hong Kong shrine are said to grant wishes, but only the ones they hold on to.

130 replicas of world wonders squeezed into just 118 acres of space.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

An exotic wildlife habitat right off The Strip.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Playable, historic pinball machines fill this Alameda museum.

This square in downtown Eugene is dedicated to the novelist and countercultural figure Ken Kesey.

Along the Outback Scenic Byway, adjacent to hot springs, this human-made geothermal feature takes unexplained breaks.

A memorial for the mustachioed record-setting runner.

Ride a mechanical corn dog at the alleged birthplace of America's favorite deep-fried wiener.

A Victorian-style home known as the “Castle on the Hill.”

Journey through a bit of nostalgia inside this classic record and video store.

There's something big lurking beneath the surface of this tiny Oregon park.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.

This nature center has one of the largest collections of native raptors in the Pacific Northwest.