4CRS Welcome to 4Corners Riversports. Located on the banks of the Animas River in Durango, CO, we’ve been helping folks enjoy their local water ways for over 35 years. We are a full service paddle sports retail store, paddle school, and rental center. Our knowledgeable staff are dedicated paddlers with extensive experience and knowledge of the gear that we offer. We strive to provide the highest quality of service, information and education for all types of paddle sports, from flat water to Class V whitewater and everything in between.