Southern Hemisphere "Periplus of the Erythraean Sea", mentioned the island of "Menuthias" (Ancient Greek: Μενουθιάς) as a trading port on the east African coast, which is probably the small island of Unguja on which Zanzibar is located. The oldest proven archaeological site in the Southern Hemisphere is Sechin Bajo, located on the coast of northern Peru, and dates back to 3600 BCE. Sechin Bajo may also be the oldest site for monumental architecture in the Americas. Southern Hemisphere The Southern Hemisphere is the half of Earth that is south of the Equator. It contains all or parts of five continents (Antarctica, Australia,
Mario & Sonic at the London 2012 Olympic Games introduces new cooperative mechanics and a Party mode. The 3DS version has 57 Olympic-based events in single-player and multiplayer. It also contains an exclusive "Story Mode" which entails the characters from Mario and Sonic's worlds working against the antagonists, who are trying to use fog machines to prevent the games from being held. The first game in the series, "Mario & Sonic at the Olympic Games", is the first official crossover title to feature characters from both Mario and Sonic the Hedgehog's respective franchises. The Olympic Games were chosen as a setting since Sega and Nintendo felt its competitive sportsmanship