Pir Panjal Pass also known as Peer ki Gali provides the easiest access between Jammu and the valley of Kashmir. It is located at an elevation of 3,490 meters.
Dampier-Hodges line is an imaginary line drawn in 1829-1830 to mark the northern boundary of Sundarbans delta. It passes through 24 Parganas South and North districts of West Bengal.