Lake Powell is visible in the background as David Blaine floats over Page, AZ

Illusionist David Blaine mesmerized by Arizona landscape as he dangles from helium balloons 20,000 feet overhead

World-famous Illusionist David Blaine pulled off perhaps his most death-defying challenge to date as he dangled from helium balloons nearly 18,000 feet above the ground over Page, AZ.