Centuries-old Florida shipwreck uncovered, ancient Egyptian temple restored, World War I carrier pigeon message found.

Nazi concentration camp unearthed in the Czech Republic, Cold War spy gadgets to go up for sale, prehistoric honey badger uncovered.

The Vajont Dam was the tallest in the world, but its unstable construction terrified those who lived in the valley below. On October 9, 1963, their worst fears came true.

Bronze Age sword accidentally unearthed, disturbing details about Anne Boleyn's beheading revealed, nails used to crucify Jesus possibly identified.

Medieval burial of "six-headed chief" probed in Scotland, ancient geoglyph uncovered in Peru, dinosaur uncovered by 12-year-old in Canada.

Anglo-Saxon warlord's grave uncovered, ancient Greek snake altar found, undetonated World War II bomb explodes.

Coin celebrating Julius Caesar's death uncovered, ancient Siberian warrior couple unearthed, stolen Pompeii artifacts returned.

Viking temple to Odin and Thor unearthed, purported Abraham Lincoln deathbed photo found, hidden drawing under Mona Lisa uncovered.

A Dionysus mask dating back 2,400 years uncovered, remains of a Stone Age man and his dog discovered, "graveyard" of mummified penguins found.

Human footprints dating back 120,000 years uncovered, early Christian texts about demons and wizards translated, secret Knights Templar crypt found.

Vikings' true genetic makeup uncovered, first-known human anatomy chart found, overlooked Black World War II hero slated to get his due.