Betatakin Ruin, A Photo Gallery - Betatakin Ruin, one of three spectacular cliff dwelings in Navajo National Monument, is located in Northern Arizona. - http://www.jqjacobs.net/southwest/betatakin.html
Navajo National Monument: (DesertUSA) - Comprehensive, multi-page guide to northern Arizona's Navajo National Monument, includes color photos, Visitor Center facilities, rates and fees, seasons and hours. With additional pages of maps, climate and geography. - http://www.desertusa.com/nav/index.html