Total Cloud Inversion Welcome! You are encouraged to register with the site and login (for free). When you register, you support the site and your question history is saved.Total cloud inversion, which looks like a sea of clouds, occurs about once every decade at the Grand Canyon but had been rarely captured on film until recently. occurs about once every decade at the Grand Canyon but had been rarely captured occurs about once every decade but had rarely been captured at the Grand Canyon appear about once every decade at the Grand Canyon although rarely captured appear about once every decade at the Grand Canyon, although rarely having been captured appear about once every decade at the Grand Canyon, which has rarely been captured Review Answer