There are many Byzantine-era churches still standing in Athens, but this is the only one with a 2,500-year-old column rising through its roof.

Scars of this building's past life as a violent prison still cover its walls.

According to legend, this boat-shaped henge is built over the grave of a mythic king.

An intricately carved Viking church overlooks a glistening fjord.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

The oldest still-operating tavern in the United States was once owned by a pirate.

A castle on a hill once named "the most beautiful high school in Massachusetts."

A single light illuminates one man's overshadowed contributions to street lamp history.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

A desert settlement founded and later abandoned by Hawaiian members of the Church of Jesus Christ of Latter-day Saints in Utah's Skull Valley.

The site of Neil Armstrong's first flight is marked by a full on replica of the moon landers.