Two friends take a quick selfie during the Grand National Festival at Aintree Racecourse on April 6, 2017 in Liverpool, England. (Photo by WENN)

View of the “Sunset Lake” hot spring with it's unique colors caused by brown, orange and yellow algae-like bacteria called Thermophiles, that thrive in the cooling water turning the vivid aqua-blues to a murkier greenish brown, in the Yellowstone National Park, Wyoming on June 1, 2011. Yellowstone National Park, was established by the U.S. Congress and signed into law by President Grant on March 1, 1872. The park is located primarily in the U.S. state of Wyoming, though it also extends into Montana and Idaho and was the first national park in the world. It is known for its wildlife and its many geothermal features, especially the Old Faithful Geyser. (Photo by Mark Ralston/AFP Photo)

Mt.Huanshan, or Mount Hua is one of the five sacred mountains in China. The other four are Taishan in Shandong, Songshan in Henan, Hengshan in Shanxi and Hengshan in Hunan.
Mt. Huashan is reputed as the most precipitous of the five.

The Hawksbill Crag, also known as Whitaker Point, is located along the northern edge of the Upper Buffalo Wilderness in the Ozark National Forest, just south of the Buffalo National River. It is easily one of the most photograped and recognizable features in Arkansas, and is often seen on publications depicting the outdoors in Arkansas. The hike to it is an easy 3.0 mile round trip, and offers scenic vistas, huge boulders, beautiful waterfalls and colorful wildflowers.

Miss Universe candidate Rebecca Kathleen Rath from Belize walks on stage in her national costume during the Miss Universe preliminary show at the Mall of Asia Arena in Pasay City, south of Manila, Philippines 26 January 2017. (Photo by Rolex Dela Pena/EPA)

Nepalese students of Himalayan agriculture college play in mud water in a paddy field to celebrate the National Paddy Day in Badegaun village, Lalitpur, Nepal, 29 June 2016. More than 100 students and teachers of Himalayan agriculture college participated in the National paddy day by planting rice and playing in mud water as Nepal is celebrating National Paddy Day with various event. (Photo by Narendra Shrestha/EPA)

Dilwyn Green, from North Wales, holds his 7 month old Gold Silkie Bantam which won a 1st prize in its breed at the Poultry Club's 2011 National Show on November 19, 2011 in Stoneleigh, England. (Photo by Oli Scarff/Getty Images)

A girl cover her face while riding a motorcycle as haze shrouds a street near Tanjung Siapi Api port in Palembang, on the Indonesian island of Sumatra, September 19, 2015. Indonesia will take 30 days to bring smouldering forest fires under control, the national disaster management agency said on Friday, as smog from the fires pushes pollution in Southeast Asia to record highs. (Photo by Reuters/Beawiharta)