how wide is the border between poland and lithuania?
Poland's shortest border, about 56 miles, is with Lithuania. The next longest border, 128 miles, runs along Russia's Kaliningrad Oblast region. The Belarus border is about 253 miles long, Slovakia's border is 276 miles, the German border is 283 miles and the Ukraine's is 327 miles. Poland's longest shared border, about 409 miles, is with the Czech Republic.