Petr Naumov, a 61-year-old pensioner who is partially blind, completes his marathon from Russia's western city of Kaliningrad to the country's far eastern city of Vladivostok, October 23, 2010. Naumov spent seven months undertaking this journey of more than 12000 kilometres (7456 miles). REUTERS/Yuri Maltsev (RUSSIA - Tags: SOCIETY SPORT ATHLETICS)