Navajo State Park is a state park of Colorado, USA, on the north shore of Navajo Lake. Touted as Colorado's answer to Lake Powell, this reservoir on the San Juan River begins in Colorado's San Juan Mountains and extends 20 miles (32 km) into New Mexico. It covers 15,000 surface-acres and boasts 150 miles (240 km) of shoreline in two states. Park activities include boating, houseboating, fishing, camping, and wildlife viewing.