Interesting Engineering on MSN

Cosmic rays to reveal 1,000-year-old hidden secrets of ancient Mayan temple

The colossal El Castillo, also known as the Temple of Kulkulcan, is located within the Chichen Itza complex and is celebrated as one of the New Seven Wonders of the World.
CNN

Mysterious altar found in ancient Mayan city contains bodies – and wasn’t made by the Maya

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