The once highest point in China blends symbolic design with a kick of adrenaline.

An archaeological site believed to be the burial place of the "mother of us all."

This beautifully historic Bahrain fortress might not be the most popular attraction around, but that might make it all the better.

Skyscraper powered by wind turbines attached between its towers.

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

A museum marks and documents the site of the Titanic's launch.

The ancient tomb acts as a calendar that keeps perfect time.

An ancient neolithic tomb that only sees the sun twice a year.

This small Irish village suffered the greatest loss of life when the Titanic sank.

An Iron Age fort on the edge of a seaside cliff offers a glimpse into an ancient, mystical world.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

The world of the ancient Celtic civilization explained through a bewitching 11 acre garden.

Did Gustav Eiffel design this enigmatic metal building?

Giant topiary dog once played a role in a terrorist bomb plot.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The world's oldest map of the holy land gives us a fragmented glimpse of the layout of biblical nations.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

The footprint of a frustrated devil in Munich's Cathedral.

A museum now occupies the mansion in Samoa where the prolific Scottish writer chose to spend the last years of his life.

Ancient mysterious ruts carved in the bedrock.

Stone Age solar temple is aligned with the sun on each equinox and solstice.