Stone artifacts, burial grounds and temple ruins excavated on Pitcairn Island shed light on a previously unknown civilization. Deep in the jungle of Borneo, researchers discover a strange, glowing green light emitting in the pitch dark forest. The remains of a long lost temple are found decaying on the Greek island of Euboea. Coral rubble unearthed on Sudan's Suakin Island unveils the vibrant past of a marine trade center in the Red Sea.