Gautrain, a 50 mile (80km) mass rapid transit railway system linking Johannesburg, Pretoria and OR Tambo International Airport, is Africa’s first world-class, modern rapid rail and bus service built for Gauteng, the economic center of…

Large cruise ships like Carnival Freedom, pictured above, may soon be dwarfed by much larger ships. The largest ship ever built, during its lifetime, had four names: Seawise Giant, Happy Giant, Jahre Viking and Knock…