Ride a dragon train into a world of dwarves.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

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

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

A forgotten monument to Yugoslavian freedom.

A forgotten and crumbling Yugoslav monument to the victims of fascism.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

An ethereal glowing blue ocean cave in Croatia.

This stunning, out-of-the-way Croatian monument commemorates a community's uprising against occupying fascist forces.