Formatted Contents Note: Time travel -- Stone Age camp -- Ötzi the iceman -- The pyramids -- Persian palace -- The Olympic games -- Roman town -- Medieval monastery -- Indian stepwell -- Swahili palace -- Medieval castle -- Puebloan cliff village -- Khmer capital -- City of the Inca -- The Silk Road -- The island of Rapa Nui -- Japanese fortress -- The Great Wall of China -- Pirate ship -- Boom town -- Titanic -- The First World War.