Using the latest cutting-edge tech, archaeologists uncover the secrets behind Emperor Nero's extravagant Roman complex, the Golden House, and travel deep inside mysterious ancient mounds to investigate the mythical golden touch of King Midas. This is a mashup of S08E03 "Legend of King Midas" and S05E03 "Nero's Lost Palace."

Scotland's most celebrated castle is an astonishing fortress landmarked by centuries of epic medieval warfare. Now, experts use advanced laser scanning technology to reveal the truth behind a mysterious war machine that once stood there. This is a mashup of S08E05 "Terror in the Torture Tower" (Tower of London) and S02E06 "Hunt for King Arthur's Castle" (Stirling Castle in Scotland).