The Bay Trail is a scenic pathway that encircles the San Francisco Bay in California. Spanning over 500 miles, it connects various cities and parks, providing opportunities for walking, biking, and enjoying nature. The trail offers stunning views of the bay, wildlife, and the surrounding landscapes. Established in 1987, the Bay Trail is part of a larger effort to promote outdoor recreation and environmental conservation. It links numerous parks, including the Golden Gate National Park and the Don Edwards San Francisco Bay National Wildlife Refuge, making it accessible for both locals and visitors to explore the region's natural beauty.