mummy cave, canyon de chelly

america american americans anasazi ancient archaeological archeology arizona canyon canyonland cave chelly chinle color colorful colors culture desert dwelling farm farming floor formation formations geological geology historic historical history homestead indian landmark landscape monument mummy native nature navajo petroglyph petroglyphs pictographs picturesque primitive pueblo red reservation rock ruin ruins sacred sandstone scene scenery scenic serene serenity southwest tranquil tranquility usa valley view walls west western