Northern Ireland's Brobdingnagian stepping stones.

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

The fairy tale castle of the "fairy-tale king."

This fantastical icy castle is built anew every winter.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

Norway's chilly all ice-instrument festival.

Deep in the Thar desert, a temple crawling with thousands of holy rats.

A single tree's 2,800 aerial roots give the appearance of a complete forest.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

Temples adorned with intricate, erotic sculptures make up one of the "seven wonders" of India.

Stunning wetlands ablaze with pink lotus flowers.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

This red lake 4,000 meters above sea level is home to rare flamingos.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Crumbling remnant of Rio's colonial past tucked behind Corcovado mountain in the neighborhood of Cosme Velho.

Solitary monument dedicated to the beauty of nature.

This majestic building, where Brazil's coffee brokers once bought and sold beans, now houses a coffee museum.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

The original goat tower, the one that started it all.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Watch the newest land on the planet form before your eyes.

An eclectic trailer park retreat in the middle of the California desert.

An artist's vision for connectivity spans seven continents and 16 countries.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.