Urticaria is also known as 'nettlerash' or 'hives'. It consists of wheals-spots or patches of raised red or white skin-each of which usually clears away in a few hours, to be replaced by other fresh wheals. The wheals are usually itchy, painful or cause a burning sensation.
1 1893: the original Ferris Wheel was 80.4 metres (264 ft) tall. 2  Built for the World's Columbian Exposition in Chicago, Illinois, it was moved to St. Louis, Missouri, in 1904 for the Louisiana Purchase Exposition, and demolished there in 1906.
In early 1893, William Somers received the first U.S. patent for a Roundabout, of which he had erected three wooden, fifty-foot wheels in 1892 at Asbury Park and Atlantic City, N.J., and Coney Island, N.Y. But Ferris was the first to build one in steel, and on so monumental a scale.