The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. The common name comes from a drawing that somewhat resembled a crab with arms produced by William Parsons, 3rd Earl of Rosse, in 1842 or 1843 using a 36-inch (91 cm) telescope.[6]…

Gullfoss, Iceland

Gullfoss, the golden waterfall, Iceland. The water falls in two steps, which are more or less perpendicular to each other, 32 meters down into a gorge that is also completely perpendicular to the second step.