Crazy pictures from around the world

A Sri Lankan gem miner searches through washed stones in Kalu River in Ratnapura district, some 100 kilometres southeast of Colombo.  From the Queen of Sheba to Britain's Duchess of Cambridge, Sri Lanka's sapphires have adorned royalty through the ages, but a flood of cheap imitations is threatening the island's reputation for the precious stones. (AFP)

A U.S. Air Force KC-135 Stratotanker assigned to the 100th Air Refueling Wing prepares to fuel a flight of Royal Danish Air Force F-16C Fighting Falcon aircraft in the U.S. European Command area of responsibility. (Reuters)

Huang Po-wei, an amputee who survived the 2015 New Taipei City water park explosion, working out during a rehabilitation session at a recovery centre in Taipei. (AFP)

US President Barack Obama tries the virtual reality device PMD during the opening tour of the Hannover Messe in Hanover, Germany. (Reuters)

Evgenia Medvedeva of Team Europe slides across the ice as she performs during an exhibition on day 3 of the 2016 KOSE Team Challenge Cup at Spokane Arena. (AFP/Getty)

A Veterinaires Sans Frontieres supported Ankoli longhorn cattle camp in S. Sudan where livestock face food shortages. (AFP)

Horses wait to be fed at a farm in the village of Vorotets, on land just 45 kilometers (25 miles) north of the Chernobyl nuclear power plant in Ukraine, where a reactor explosion and fire. (AP)

Ethiopia's Mare Dibaba, Tigist Tufa, Kenya's Florence Kiplagat and Ethiopia's Feyse Tadese in action as Kenya's Jemima Sumgong falls during the women's raceAction. (Reuters)

Peter Gash, owner and manager of the Lady Elliot Island Eco Resort, snorkels with Oliver Lanyon and Lewis Marshall, Senior Rangers in the Great Barrier Reef region for the Queensland Parks and Wildlife Service, during an inspection of the reef's condition in an area called the 'Coral Gardens' located at Lady Elliot Island in Queensland, Australia. (Reuters)

A labourer stacks sacks of flattened rice on a handcart at a wholesale market in Kolkata, India. (Reuters)

A Sri Lankan daily wage labourer carries a sack of cabbage through a street in Colombo, Sri Lanka. (AP)

Girls perform yoga at a tea plantation as a part of TV program selecting members for a female performance group in Hangzhou, Zhejiang Province, China. (Reuters)

Sign words formed by chairs reading "(Toilet) Paper, Bread, Water and SOS" are seen on a playground at Kumamoto Kokufu High School after an earthquake in Kumamoto, southern Japan. (Reuters)

A policeman directs traffic in Thimphu, Bhutan. (Reuters)

Workers give a spring cleaning to the statue of King Sejong at the Gwanghwamun Plaza in Seoul, South Korea. (AP)

Demonstrators look on at a big screen showing a session to review the request for Brazilian President Dilma Rousseff's impeachment in Brasilia. (Reuters)

Ruslan Arslanbayev of Russia works on his creation during the Sand Sculpture Festival "Sand Fantasy" in Almaty, Kazakhstan. (Reuters)

Kilo, an endangered Hawaiian monk seal, lays next to a poll after being treated at the Marine Mammal Center’s Big Island seal hospital in Kailua-Kona, Hawaii. (AP)

A dog enjoys a "bacon pupcake" outside the Seattle Barkery, a food truck specializing in treats for dogs during the lunch hour at the headquarters for the clothing and skateboard retailer Zumiez, in Lynnwood, Wash. (AP)

Rush hour in Hanoi, Vietnam. (Reuters)