UBBB Heydar Aliyev International Airport

The Republic of Azerbaijan is a country in the Transcaucasian region, situated at the crossroads of Southwest Asia and Southeastern Europe. It is bounded by the Caspian Sea to the east, Russia to the north, Georgia to the northwest, Armenia to the west and Iran to the south. The exclave of Nakhchivan is bounded by Armenia to the north and east, Iran to the south and west, while having a short border with Turkey in the north-west. The Azerbaijan Democratic Republic proclaimed its independence in 1918 and became the first Muslim-majority democratic and secular republic.

Baku is the capital and largest city of Azerbaijan, as well as the largest city on the Caspian Sea and of the Caucasus region. Baku is located 28 metres (92 ft) below sea level, which makes it the lowest lying national capital in the world and also the largest city in the world located below sea level. It is located on the southern shore of the Absheron Peninsula, alongside the Bay of Baku. At the beginning of 2009, Baku's urban population was estimated at just over two million people. Officially, about 25% of all inhabitants of the country live in Baku's metropolitan area.

Heydar Aliyev International Airport (IATA: GYD, ICAO: UBBB) (former Bina International Airport) is the main international airport in Azerbaijan located 20 km (12 mi) northeast of the capital Baku. The airport is the home of Azerbaijan Airlines, the national flag carrier. It is the busiest airport in Azerbaijan and of the Caucasus.