This legendary urban waterfall creates a dazzling display of rainbows.

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

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

This Romanian village may have been drowned, but it is long from forgotten.

Home of the first female Hungarian poet, where her secret writing lay hidden for over a century.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

Is this a portal to another side of the cosmos?

A breathtaking viewing platform over the Alps.

Mozart's skull may be held in this collection, but definitive proof continues to elude scientists.

The personal charnel house of Anton Bruckner.

The shell of a medieval fortress offers commanding views of the area it once protected.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

According to legend, this boat-shaped henge is built over the grave of a mythic king.

A monument to peace, built by one man over the course of 25 years.

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

Middle-earth in the middle of Switzerland.

This medieval footbridge in the Swiss Alps is known to attract cliff-jumping daredevils.

A trove of ridiculously valuable prints and manuscripts under one roof.

One of the highest emergency huts in the world has been waiting almost a century to give imperiled climbers a place to lie down.

Europe's largest dinosaur museum was founded by a passionate autodidact.

Abbey built on the ruins of Roman catacombs.