The Ħal Saflieni Hypogeum, a subterranean Neolithic temple discovered on the island of Malta in 1902, contains the skeletal remains of thousands of humans. Experts use forensic archaeology to investigate elongated skulls that may unlock the secrets of an advanced, lost civilization.

The location of King Solomon's Mines has baffled historians for centuries and continues to lure treasure hunters today; archaeologists investigate evidence that may uncover the unlikely truth behind this source of untold riches.