When the First Emperor of China died 2,000 years ago, he was buried in a giant tomb. In 1974, this tomb was discovered along with an army of over 6,000 terracotta warriors. …
When the volcano Vesuvius erupted 2,000 years ago, the city of Pompeii disappeared under the ash. Four hundred years ago, Pompeii was rediscovered. The ash had preserved Pompeii so …
