National Geographic HD Lost pyramids and hidden treasures reveal the epic scale of the ancient Mayan civilization. 2026-04-02 Archaeologists find evidence about how ancient Egyptians prepared for the afterlife; a pharaoh's tomb reveals the sacred text needed to secure life after death; mummified remains reveal the lengths to which grave robbers went in search of treasure. 2026-04-02 Archaeologists investigate Hatshepsut, one of the greatest female pharaohs in history; a discovery inside one of Hatshepsut's quarries sparks an investigation which leads to the temple of Karnak; an archaeologist excavates mummy parts. 2026-04-02 Archaeologists hunt for Queen Cleopatra's lost tomb; underwater archaeologists explore sunken ruins; a team takes mummies to the hospital to scan for hidden treasure; an archaeologist discovers a secret tunnel network at a forgotten temple. 2026-04-02 An investigation into why the great pharaohs of Egypt abandoned the pyramids of Giza and chose a secret cemetery in the Valley of the Kings in which to be buried; a team looks for clues to identify human remains found in looted graves. 2026-04-02 Archaeologists unearth a long-lost box of treasures from inside Tutankhamun's tomb; new technology reveals why this boy king's resting place remained hidden from tomb robbers for thousands of years; a team is tasked with transporting Tut's treasures. 2026-04-03