Vaikom topographic maps

Average elevation: 4 m

Average elevation: 10 m

Average elevation: 14 m

Average elevation: 22 m

Average elevation: 48 m

Average elevation: 26 m

Average elevation: 6 m

Average elevation: 4 m

Average elevation: 14 m

Average elevation: 6 m

Average elevation: 13 m

Average elevation: 30 m

Average elevation: 5 m

Average elevation: 15 m

Average elevation: 3 m

Average elevation: 4 m

Average elevation: 25 m

Average elevation: 1 m