mary colter’s desert view watchtower at sunset as seen from the south rim of the grand canyon on a late fall day

grand canyon national park arizona usa november 2021 mary colteras desert view watchtower sunset south rim late fall day large pine tree right tower landscape architecture colter southwest puebloan hovenweep old scenic scenery beautiful breathtaking natural nature rock mountain geology outside outdoor outdoors united states america landmark shadows season autumn afternoon sky clear bright light trees blue beauty horizon travel tourism tourist destination forest evergreen nice