The abandoned site of the Beatles spiritual awakening and subsequent revolt.

Site of a former hidden treehouse in New Orleans.

A 30-acre garden inspired by the principles of modern physics.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

A spectacular cave and a beguiling lake.

One of the deepest blue holes in the world.

A naturally beautiful, seemingly bottomless deep blue spring.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Monasteries on rock pillars, once accessible only by frayed ropes.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

This collection of unique liquids allows visitors to wander the waters of Iceland's glaciers.

This tiny cabin was home to one of Iceland's most famous painters and was the only land he ever owned.

An ethereal glowing blue ocean cave in Croatia.