A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

A colorful square marks the heart of the city's LGBTQ community.

This massive monument has been telling the time for 150 years—at a slight angle.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

Belfast's namesake river still winds below the city center, hidden from sight.

These barriers stand as stark reminders of Northern Ireland's troubled past.

A museum marks and documents the site of the Titanic's launch.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Canyon walls shrouded in ferns.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

Bits and pieces from the ill-fated Donner Party's winter cabins.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Commonly referred to as the most photographed Victorian home in the United States.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

A winding path built in secret on the edge of the continent.

A Wes Anderson-esque lighthouse that boasts magnificent coastal views.

A restaurant devoted to "trouser grip" wrestling, an ancient form of Viking wrestling that is Iceland's national sport.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.