A team of high school students and archaeologists made the amazing find in Israel.
The bead, found in Bulgaria, dates back to 4,500-4,600 B.C.
A two-ton limestone coffin.
In one grisly example, archaeologists in the 1960s found 30 pots and jars dating back to the Lydian period, some 500 years
"I've never said what I though the treasure is worth because I don't know, but writers keep upping its worth. When the value gets to $10 million I'm going back to get it."
In Photos: Beautiful Pyramids of Sudan Image Gallery: Stone Structure Hidden Under Sea of Galilee Gallery: Ancient Egypt
Unglazed clay objects from ancient times that are intact are incredibly rare, but archaeologists Peter Breunig and Nicole
Morse's wife Ruth sits at a photo-captioning desk while locals gather to see the cave brightly lit for the first time. Photos