It disappeared as it moved directly over the top of Ryan Mountain. It was totally silent and extremely large.
In the original video, the object was a little hard to see. I enhanced it to give a better rendering.
Joshua Tree National Park is a vast protected area in southern California. It's characterized by rugged rock formations and stark desert landscapes. Named for the regionâ€™s twisted, bristled Joshua trees, the park straddles the cactus-dotted Colorado Desert and the Mojave Desert, which is higher and cooler.
Keys View looks out over the Coachella Valley. Hiking trails weave through the boulders of Hidden Valley.