mimbrava: Mile 47_Triple Alcoves
mimbrava: Mile 64.5_Carbon Creek
mimbrava: Mile 64_acacia
mimbrava: Mile 71.5_Unkar Ruins_Kayenta Anasazi
mimbrava: Mile 120_Blacktail Canyon
mimbrava: Mile 231_Zoroaster granite (Vishnu metamorphism) ca. 2.7 billion years old
mimbrava: Mile 47_Triple Arches redux
mimbrava: Mile 71.5_Unkar Ruins_Kayenta Anasazi redux