Jelasin soal Dhaptar negara bagéan Amérika Sarékat miturut elevasi  dalam bahasa jawa dong

Iki pratélan praja AS miturut elevasi.

The Statistical Abstract of the United States, 2004

No. 351 Extreme and Mean Elevations by State and Other Areas

"Kentucky State Facts"' U.S. Department of the Interior | U.S. Geological Survey

National Geodetic Survey web site

Arikaree River - lowest point in Colorado

State Highpoints ranked by difficulty

Pratélan mawa topik Amérikah Sarékat