This ancient Silk Road town was almost lost ... 5 cities vanished without a trace—until recently These 5 cities vanished without a trace—until recently These 5 ancient cities once ruled North ...

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Life in full colour – the historic Casco Viejo district of Panama City.Credit: iStock But anyone who has visited this region, officially classified as the southernmost region of North America ...