The Lost Treasure of the Grand Canyon

The Lost Treasure of the Grand Canyon (2008) is a adventure, fantasy, horror directed by Farhad Mann rated 3.9/10.

A team of Smithsonian researchers have stumbled across a lost walled Aztec city guarded by some evil spirits, including a "great flying serpent of death." As days turn to weeks, Susan Jordan, the daughter of the professor leading the expedition, assembles a team to rescue her father and his colleagues from the clutches of the ancient Aztec warriors and their horrible serpent god.