Research station devoted to mysterious floating lights seen in a Norwegian valley.

The largest cave in Northern Europe.

Norway has built what may be the world's most beautiful public toilet.

No one knows why ancient labyrinths were built on this tiny northern island.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

The second-highest train station in Europe.

The remains of St. Lucius of Chur were said to be kept in this crypt for several centuries.

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

A massive display of meteorites all found in the Atacama Desert.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

The largest geyser field in the southern hemisphere is a spectacular sight.

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.

Mysterious Incan ruins on a tiny island in Lake Titicaca.

An abandoned Incan construction project left behind a mysterious "doorway."

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

The “City of Stairs” sits high in the Andes, above the world’s largest underground copper mine.

Locals visit this abandoned train tunnel where a man took his own life to ask favors of his spirit.

A fantastical and futuristic temple of light built from nine monumental glass veils.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.