Cliffs

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

A winding, cliffside stretch of road overlooking the Delaware River.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A sparkling sandstone cliffside that's worth a visit while it still exists.

This religious complex carved into a cliff is steeped in legends of miraculous stags and the Holy Grail.

This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.

These quaint French houses dangle precariously over a precipice.

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

The tallest sea cliffs on the Southern Hemisphere are a climber's worst nightmare.

A fifth-century temple improbably built into the side of a cliff.

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

A labor of love built by local hang-gliding enthusiasts, this ideal launch spot was outlawed by the authorities and has since been largely abandoned.