While Marin County is known for its stunning natural beauty and popular attractions like Muir Woods and Point Reyes National Seashore, there are many hidden gems waiting to be discovered. These off-the-beaten-path nature spots offer visitors a chance to experience the county's natural wonders without the crowds. One such spot is the Roy's Redwoods Open Space Preserve, which features a dense grove of towering redwoods and a tranquil stream that winds through the forest. The preserve offers several hiking trails of varying difficulty levels and is an excellent spot for birdwatching and wildlife viewing.

Another hidden gem in Marin County is the Bolinas Lagoon, which is located in the town of Bolinas. The lagoon is a shallow, protected inlet that is home to a variety of marine life, including harbor seals and sea lions. Visitors can explore the lagoon by kayak or paddleboard, or take a leisurely stroll along the beach. The area is also a popular spot for birdwatching, with over 200 species of birds recorded in the area. With its serene beauty and abundant wildlife, Bolinas Lagoon is a must-see destination for nature lovers visiting Marin County.