Prague Castle attracts over 2 million visitors annually.
Travis Gregg -LRB- born March 28 , 1978 -RRB- is an American racing driver from Camden , Ohio .. Camden. Camden, Ohio. Ohio. Ohio. American. United States. After karting , Gregg began in cars in amateur SCCA Formula Atlantic in 1998 and 1999 while attending Miami University .. SCCA. SCCA. Formula Atlantic. Formula Atlantic. karting. karting. Miami University. Miami University. He graduated in 2000 and ventured into sprint car racing , competing in a number of series across the midwestern United States .. sprint car. sprint car. In 2004 he began racing in the Infiniti Pro Series -LRB- now called Indy Lights -RRB- and sat on pole in his first series race at Kentucky Speedway .. Infiniti Pro Series. Infiniti Pro Series. Kentucky Speedway. Kentucky Speedway. He captured his first win from the pole in the first race of the following season at Homestead Miami Speedway and finished 3rd in series points for Sam Schmidt Motorsports , also winning at Kentucky and Texas Motor Speedway .. Sam Schmidt Motorsports. Sam Schmidt Motorsports. Homestead Miami Speedway. Homestead Miami Speedway. Texas Motor Speedway. Texas Motor Speedway. Despite his success in 2005 , Gregg did not have a full-time ride in 2006 and participated in 3 races as a substitute driver , a role which he continued to fill in 2007 and 2008 , driving in two races in each of those years .