Atmospheric optics wavelengths. A halo (ἅλως; also known as a nimbus, icebow or gloriole) is an optical phenomenon produced by the interaction of light from the sun or moon with ice crystals in the atmosphere, resulting in colored or white arcs, rings or spots in the sky. Many halos are positioned near the sun or moon, but others are elsewhere and even in the opposite part of the sky. They can also form around artificial lights in very cold weather when ice crystals called diamond dust are floating in the nearby air. There are many types of ice halos. They are produced
Museum of Modern Art in Egypt Art Museum' or 'Gezira Center for Modern Art,' is located at the National Cultural Centre near the Cairo Opera House, on Gezira Island in central Cairo. Museum of Modern Art in Egypt Museum of Modern Art—Port Said is a modern and contemporary art museum, located in Shohada Square, in Port Said, Egypt. The town of Port Said has an international history of being a cultural crossroads and cosmopolitan community, located at the confluence of the Suez Canal and Mediterranean Sea, on the easternmost edge of the Nile Delta region. The Museum of Modern Art in Port Said opened in 1995