Hypsometric map

http://www.google.com.pe/imgres?imgurl=https://www.rare-maps.com/maps_pic/JOC-1896-HYPSO.jpg&imgrefurl=http://meganblomberg.blogspot.com/2009_04_01_archive.html&usg=__Dlpq30Km8woqFCj0SF1GmYmQFh8=&h=322&w=450&sz=24&hl=es&start=18&zoom=1&um=1&itbs=1&tbnid=hIjQZ3WA8OHQjM:&tbnh=91&tbnw=127&prev=/images%3Fq%3DHypsometric%2Bmaps%26um%3D1%26hl%3Des%26tbs%3Disch:1

This is a hypsometric map of the United States. It shows terrain with colors and shading.