desert hiking, the mohave - milltown railroad trail

anticline arid arizona attraction barrel black boundary butte cacti cactus center cholla cloud clouds cone creosote desert desolate fault formation geologic geology green hike hiking historic history landmark late lighting line marker milltown mohave mojave monument mountain mountains natural nature oatman path pathway peace peaceful peak point rail railroad road roadtrip roadway rock rocks rocky route scene scenery scenic serene serenity shadow shadows sixty sixtysix southwest southwestern spine spiny surrounded teddy trail trails tranquil tranquility travel trip western