
Mystery Skeleton of Belize: Archaeologists find an ancient structure built on granite columns, puzzling stone spheres are found in Costa Rica and Mexican skeletal remains emerge. (S1, ep 2)

Secret Structures of Guatemala: Archaeologists identify a site containing unknown structures. A lake full of jellyfish is studied and Argentinian researchers make a discovery. (S1, ep 1)

Mystery Skeleton of Belize: Archaeologists find an ancient structure built on granite columns, puzzling stone spheres are found in Costa Rica and Mexican skeletal remains emerge. (S1, ep 2)