River rafters. Goosenecks State Park, a meander of San Juan River, Mexican Hat, Utah, USA.
River rafters. Goosenecks State Park overlooks a deep meander of the San Juan River near Mexican Hat, Utah, USA. Millions of years ago, the Monument Upwarp forced the river to carve meanders over 1,000 feet deep (300 m) as the surrounding landscape slowly rose in elevation.