Hotels-live.com - Photo by @irablockphoto (Ira Block) Near the town of Tingri, Tibet, not far from Mount Everest's northern basecamp, we were treated to Iridescence Clouds at sunset. These rainbow looking clouds are caused by ice crystals in the air at hi

Hotels-live.com - Photo by @irablockphoto (Ira Block) Near the town of Tingri, Tibet, not far from Mount Everest's northern basecamp, we were treated to Iridescence Clouds at sunset. These rainbow looking clouds are caused by ice crystals in the air at high altitude . @thephotosociety @natgeotravel @theimagereview #NGExpeditions #sonya7r #tibet #clouds #iridescenceclouds #mteverest #rainbow @Hotelslive by natgeo instagram.com/p/vS29bzoVcm/ Follow #Instagram @Hotelspaschers instagram.com/hotelspaschers and @Voyageslive #Twitter #TeamFollowBack #Natgeo #Voyage #Travel #TFB #FollowTrick www.facebook.com/125048940862168/photos/a.801751693191886... via Hotels-live.com www.facebook.com/pages/p/125048940862168 #Retweet #TeamFollowBack #F4F #TityFollowTrain via http://flic.kr/p/pKgLGH