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Air Date: Tue, Jun 18, 2019 8:00 PM
Learn about the legendary queen Cleopatra, who ruled the Egyptian empire. Will an amateur archaeologist’s theory reveal where the queen’s lost tomb is hidden?      
Air Date: Wed, Feb 27, 2019 8:00 PM
Yosemite Valley is a land forged in wildfire and sculpted by water, and the delicate balance of these two elements is essential to the creatures and trees that call this land their home. But with climates changing and temperatures rising, the Sierras are under siege.
Air Date: Sat, Aug 25, 2018 7:00 PM
Part 2 of Joseph’s Mekong River journey through Cambodia and Vietnam finds him in the Cambodian capital of Phnom Penh where he embarks on a tuk-tuk tour of the city’s highlights.
Air Date: Sat, Aug 18, 2018 7:00 PM
During Part 1 of Joseph’s Mekong River voyage through Cambodia and Vietnam he travels from the temple mountains of Angkor and its UNESCO World Heritage sites, to the river towns and villages of the Mekong river valley.
Air Date: Wed, Jan 11, 2017 10:00 PM
Follow a team of scientists exploring royal tombs beneath the ancient Mexican city of Teotihuacan. After decades of research, these imperial burial chambers may reveal clues about the long-lost Teotihuacan culture and its mysterious people.