41.   Pakistan shares a border with Afghanistan, where Osama bin Laden, the prime suspect in masterminding the terrorist attacks, is based.

42.   Papua New Guinea shares a border with the West Indonesian province of Irian Jaya.

43.   A few rebels were so ignorant, Cary said, that they asked him if the United States and Colombia share a border.

44.   Although Russia does not share a border with Afghanistan, the former Soviet republics of Central Asia do.

45.   Azerbaijan shares borders with Russia, Georgia, Iran and Armenia.

46.   Bellona specializes in arctic radiation, partly because Norway, a member of the NATO alliances, shares a border with Russia on the Kola Peninsula.

47.   Belarus shares a border with Poland.

48.   Belgium shares borders with both the Netherlands and France.

49.   Bin Laden is believed to be hiding out in Afghanistan, which shares a border with Islamic Pakistan.

50.   Both countries share borders with Yugoslavia.