The International Program and Organizing Committees invite to take part in the 21st Saint Petersburg International Conference on Integrated Navigation Systems. The Conference will be held on 26 - 28 May 2014 at the State Research Center of the Russian Federation - Concern CSRI Elektropribor, JSC, 30, Malaya Posadskaya St., Saint Petersburg, Russia (the entrance from 1, Pevchesky Lane). This annual Conference has become a traditional event for scientists and engineers from all over the world involved in navigation and motion control to share the results of their investigations and discuss prospects for the future.