Nature The Last Orangutan Eden at 7 pm
Ecologist Chris Morgan (Bears of the Last Frontier) travels to the jungles of Northern Sumatra to document the work being done to save its population of wild orangutans, which is quickly dwindling due to deforestation.
NOVA Operation Lighthouse Rescue at 8 pm
The Gay Head Lighthouse, a historic landmark perched high on the cliffs of Martha’s Vineyard, is soon to become the next victim of the ocean’s relentless erosion of the island’s cliffs. Join engineers as they race to rescue this national treasure.
NOVA Petra: Lost City of Stone at 9 pm
How did early engineers carve tombs into rock cliffs and funnel water to this desert city?