Sunset view from Yavapai Point, February 26, 2018
Sunset at Yavapai Point along the South Rim, at an elevation of 7,000 feet temperatures dipped into the 20s F / -2 C.
Sunset from Yavapai Point, revealing a beautiful sequence of rock layers that serve as windows into time.
Sunset at Yavapai Point. The uppermost rock layer, the Kaibab Formation, came to be 270 million years ago. The lowermost, Tapeats Sandstone, 525 million years ago.
Sunset at Yavapai Point, only the peaks catch the low sunlight. To the left is the Bright Angel Canyon.
Sunrise, February 27, 2018, at Mather Point on the South Rim.
Sunrise at Mather Point, the spectacular hues are most pronounced in the early morning.
Looking west at sunrise, Mather Point, and seeing Isis Temple rising above a thorny shrub, at an elevation of 7014 ft / 2138m.
Looking westward from Mather's Point, the sun illuminating stacks of Kaibab rock formations, formed 270 million years ago.
Morning sun at Maricopa Point, revealing Redwall Limestone rock formations, worn by erosion, formed 340 million years ago.
View of 340-million-year old Isis Temple redwall limestone formation from Maricopa Point, along Hermit Road, south rim.
Looking east, at Maricopa Point, the snow stays in shady areas.
The source of the Grand Canyon, the Colorado River, which stated its erosive activity at least 5 million years ago, when its volume could have been many times more than today's volume. View from west of Hopi Point, South Rim along Hermit Road
Self portrait, in front of one of Earth's most powerful, inspiring landscapes. It overwhelms the senses, revealing views of the geologic processes played out over unimaginable time spans.