The Rock Crater is a unique geological formation located in the Upper Crab watershed of Washington State. It is a large circular depression in the ground, approximately 50 feet in diameter and 15 feet deep, formed by the movement of glacial ice. The crater is composed of large boulders, some weighing up to 20 tons, which were carried along by the ice and deposited in a circular pattern. Visitors to the Rock Crater can hike along the nearby trails and explore the surrounding area, which is characterized by dense forests and scenic vistas. The site is popular with hikers and nature enthusiasts, as well as geology buffs who are interested in learning about glacial formations.

Some good reasons to visit the Rock Crater include its unique geological features, which are unlike anything else in the region. Visitors can also enjoy hiking and exploring the nearby trails and taking in the stunning natural beauty of the area. Additionally, the Rock Crater is a great destination for anyone who is interested in learning about geology and the natural history of the region. Unique things that visitors might see at the Rock Crater include the large boulders that make up the depression, as well as the surrounding forests and wildlife. Overall, the Rock Crater is a fascinating and beautiful destination that is well worth a visit for anyone traveling to the Upper Crab watershed.