Notable physical features are the gently undulating hills of the subtropical southeastern coast, which are covered with tea plantations, orange groves, and lemon groves; numerous mud volcanoes and mineral springs in the ravines of Kobustan Mountain near Baku; and coastal terrain that lies as much as twenty-eight meters below sea level.
The region's distinctive physical features include its gently rolling hills along the subtropical southeastern coast, which are dotted with tea plantations, orange groves, and lemon groves.  Additionally, it features mud volcanoes and mineral springs in the ravines of Kobustan Mountain near Baku, as well as coastal terrain that is up to twenty-eight meters below sea level.