Azerbaijan is a country located in the South Caucasus region of Eurasia. It is bordered by Russia to the north, Georgia to the west, Armenia to the east, and Iran to the south. The country has a diverse landscape, with the Greater Caucasus Mountains covering much of the country, and the Caspian Sea to the east. The capital and largest city is Baku, which is known for its modern architecture and rich history. Azerbaijan has a diverse culture, with influences from both its Islamic and Soviet past. The country is also known for its rich oil and gas reserves, which have driven its economic development in recent years.