When the Russians bombed the capital of Muslim Chechnya in 2000, a city with almost a half million people was left with barely a single building intact. Rarely since Dresden and Stalingrad has the world witnessed such destruction. The Caucasus is a jagged land. With Turkey to the west, Iran to the south, and Russia to the north, the Caucasus is trapped between the Black Sea and the Caspian Sea. If it didn't already possess the highest mountain range...