July 3-4: Mercury at greatest eastern elongation July 10: Full buck moon July 16: Moon, Saturn, and Neptune trifecta July 19-20: Pre-dawn planet parade July 20: Crescent moon covers Pleiades July ...

The Paria Canyon-Vermilion Cliffs in northern Arizona, stretch over 280,000 acres, with cliffs formed by sandstone, limestone, siltstone, and shale that has eroded over millions of years.