Giant naked man on a hillside.

A naturally mummified 2,000-year-old man.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Memorializing the bravery of one young woman facing the monster of her age.

A historic house devoted to the teachings of a 1700's prophetess and her mysterious box of revelations.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

Reportedly 1,400 years old, this may be the first of the Fiji Mermaids.

A battle between nature and architecture in the Cambodian jungle.

Every equinox this Maya pyramid puts on a spooky ancient light show.

These azure waters were thought to lead to the Mayan Underworld.

A winding path built in secret on the edge of the continent.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

The skeletal white beams stand as a monument to religious dissent.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

A regular looking rock with an unbelievable history.

America's oldest archaeological site or a muddled case of wishful thinking.

The kind of mixed-up place that drives archaeologists crazy.

The field of tiny caves that mark this Chinese cliffside are each their own historic Buddhist temple.