Prague Castle attracts over 18 million visitors annually.
Vladimir Ivanovich Savchenko was a Soviet Ukrainian science fiction writer and engineer .. Soviet. USSR. Ukrainian. Ukraine. science fiction. science fiction. engineer. engineer. Born on February 15 , 1933 in Poltava , he studied at the Moscow Power Engineering Institute and was an electronics engineer .. engineer. engineer. Poltava. Poltava. Moscow Power Engineering Institute. Moscow Power Engineering Institute. electronics. electronics. Savchenko , who wrote in Russian , published his first short stories in the late 1950s , and his first novel -LRB- Black Stars -RRB- in 1960 .. Russian. Russian language. short stories. short story. His works were often self-published .. self-published. Samizdat. Savchenko also authored several texts about physics and engineering , including the article `` Sixteen New Formulas of Physics and Cosmology , '' which he considered to be his most important scientific text .. As of today , Savchenko 's works have been published in 29 countries and have been translated into many of the world 's languages .. He was found dead on January 21 , 2005 , in Kiev .. Kiev. Kiev. He was 71 years old .