Osprey Reef Osprey Reef Osprey Reef is a submerged atoll in the Coral Sea, northeast of Queensland, Australia. It is part of the Northwestern Group of the Coral Sea Islands. Osprey Reef is roughly oval in shape, measuring , and covers around . It has a perimeter of . The central lagoon is only deep. The reef sits atop a seamount in deep water. It is an isolated location some from other reefs. The almost vertical reef walls, which rise from a depth of about , are home to a dwarf form of "Nautilus pompilius" that is isolated from other nautilus populations
Open-air Water Museum Open-air Water Museum The Open-air Water Museum () is located in the city of Edessa, Central Macedonia, Greece. In the early 20th century there were many water-powered workshops in the city. In 1991 the Municipality of Edessa decided to improve and develop the Mills area, the Kannavourgio and the ‘Estia’ works, by establishing an open air, water-power museum, and creating recreation areas. The Open-Air Water Museum, which opened early in 2000, aims to acquaint visitors with the history of water-power from the workshops of pre-industrial times up to the early 20th century. The museum consists of the buildings of the