Ilocos Sur topographic maps
Click on a map to view its topography, its elevation and its terrain.
Vigan
Vigan is situated in a Quaternary Age sedimentary plain called the Vigan-Bantay Plain which is part of the Ilocos coastal plain. The Vigan-Bantay Plain is bounded on the east by a moderately rugged Miocene sediments consisting of interbedded sandstones and shale to very rugged Meta-volcanics and Meta sediment…
Average elevation: 34 m
