This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

Eighteen miniature death-scene dioramas.

This abandoned sea fort has become an accidental bird sanctuary.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

Hidden behind a YMCA stands the remains of a ceremonial site that dates back hundreds of years, whose ground is still considered sacred to many Hawaiians.

A cult archaeology conspiracy theory claims these West Virginia petroglyphs were written by Irish monks in Ogham.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

This half-ton piece of the Alps sits at the base of the CN Tower.

The artwork commemorates the many ways 20th-century people perished while on the clock.

This massive, ancient stone was disassembled and then put back together again.

The oldest landmark of Toronto is a testament to shifting sands.

This Hindu temple is an architectural marvel designed and built according to ancient Indian principles.