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.

Swiss vineyards in a UNESCO heritage site.

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe.

This lovely little bridge hidden in a Switzerland gorge is essentially a fairytale.

A historic observatory precariously perched at the "Top of Europe."

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

The largest underground lake in Europe.

An abandoned village that resides along the mountains of the Aosta Valley.

High in the Italian Alps, a lonely chapel with a striking view of the Matterhorn.

Spiral alpine structure provides an alternative experience of viewing the Matterhorn.

A once-thriving hotel in the Swiss Alps couldn't compete with climate change.

This amazing pedestrian suspension bridge in the Swiss Alps would give Indiana Jones nightmares.

The steepest classic funicular in the world glides along a dizzying incline.

Everything from alchemy books to building plans for the Eiffel Tower are housed inside this museum.

These spooky and unusual stone formations create an underworldly landscape.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

Devilish masks, handicrafts, and pieces of old buildings create a snapshot of life in a historic Alpine region.