The Top Ecotourism Gems of the United States

1. San Diego, CA: Explore solar-powered buildings, visit the renowned San Diego Zoo, and relax at sustainable beach resorts.

2. San Francisco, CA: Ride the eco-friendly trolleys, walk the Golden Gate Bridge, and enjoy organic dining options.

3. Portland, OR: Discover bike-friendly streets, sustainable coffee shops, and the expansive Forest Park.

4. Irvine, CA: Enjoy the preserved wilderness areas, engage in community gardens, and participate in green-living workshops.

5. Honolulu, HI: Experience eco-tours, surf with a view of Diamond Head, and visit the sustainable Iolani Palace.

6. Fremont, CA: Tour the Tesla factory, hike the Mission Peak trails, and visit the Don Edwards Wildlife Refuge.