History of Earth involves nature.
Robert James Cassilly Jr. -LRB- November 9 , 1949 -- September 26 , 2011 -RRB- was an American sculptor , entrepreneur , and creative director .. sculptor. sculptor. entrepreneur. entrepreneur. creative director. creative director. Based in St. Louis , Missouri , Cassilly was the founder of the idiosyncratic City Museum , which draws over 700,000 visitors a year and is one of the city 's leading tourist attractions .. City Museum. City Museum