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.
The Ferris wheel as it became known reached a maximum height of 80 m (264 ft) above the ground, with a diameter of 76 m (250 ft) and a circumference of 240 m (790 ft).