Cape Breton landmark filled with recognizable faces.

Blackfoot petroglyphs of southern Alberta which date back as far as 7000 B.C.

Commemoration of a sea voyage gone mysteriously wrong.

This historic Victorian hotel has a scandalous history of affairs and murder.

This water-locked cliff face is covered in hundreds of ancient pictographs.

Two women with a flair for both adventure and artful clutter created this singular round home.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Ancient Egyptian relief, claimed to depict an electrical light.

A coastal rock outcrop with mysterious inscriptions variously attributed to Native Americans, Portuguese, Phoenicians, Norse, and more.

These Nubian pyramids are strange and unique, even by pyramid standards.

Friction between grains of sand cause a curious "singing" sound.

This centuries-old tree tells an unusual tale of vegetation and fertility in the desert.

Pre-Incan aqueduct amidst a stone forest in Peru.

Carved, egg-shaped stone with no explanation.

Clusters of huge boulders in the Australian Outback.

Russian researchers who have been excavating ancient squirrel burrows may have brought a 32,000-year-old plant back to life.

Community owned and operated, this property is home to a diverse set of nudists.

A bike being "eaten" by a tree is the real Vashon legend behind popular children's book, "Red Ranger Came Calling."

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

The Connecticut village named for its subterranean thunder.

Resonant stone, that has been played since prehistoric times.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

A Moroccan getaway in the mountain range that plays the Himalayas' stunt double.

Intertwined, interspecies trees which locals believe can grant boons to lovers.