The mummified relics of an American missionary.

18m long sarcophagus of a constantly growing dead prophet.

The angel of death appears to weep black tears at this grave marker.

This simple, broken column marks the final resting place of one of America's most famous explorers.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

The most decorated dog of World War I is preserved in the Smithsonian.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

The only presidential monument to display a late POTUS's actual casket.

This moving cemetery sphere is a slowly rolling stone.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

A cave covered with bizarre stalactites of cloth.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Hunt for buried treasure in Nova Scotia.

Science fiction's grandfather has a fittingly marvelous tomb.

World's second largest particle accelerator, where nature reveals its secrets.

A bizarre house filled with an astounding array of collections.

A fountain standing as a testament to a doomed alliance.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

The watery grave of Captain Bligh's famous ship.

Final resting place of the most prolific Fijian cannibal of all time.