Seattle is where the city meets the sea — a place where sustainability isn’t just a buzzword, it’s a way of life. Whether you’re sailing on Elliott Bay, biking through the city’s green spaces, or exploring ancient rainforests, the Emerald City offers countless eco-friendly adventures. Here are some of the best things to do in Seattle that blend fun, nature, and sustainability.

🐠 Seattle Aquarium

Visit the Seattle Aquarium →

Located right on the waterfront, the Seattle Aquarium brings you face-to-face with the vibrant marine life of the Pacific Northwest. The exhibits highlight local ecosystems and marine conservation, making it perfect for travelers who care about ocean sustainability.

🚴‍♀️ Seattle Electric Bike Tour

Book the Electric Bike Tour →

See the city the eco-friendly way — on an electric bike! Glide through Seattle’s historic districts, parks, and waterfronts without leaving a carbon footprint. It’s an active yet sustainable way to explore, and a great alternative to driving or bus tours.

🐘 Woodland Park Zoo

Get tickets to Woodland Park Zoo →

This award-winning sustainable zoo is known for its green initiatives and conservation programs. From orangutans to penguins, every habitat is designed to support both animal welfare and environmental education.

🌅 Sky View Observatory

Book your visit →

Take in a 360° view of Seattle and beyond from the Sky View Observatory — the tallest public observatory in the Pacific Northwest. Seeing the mountains, forests, and waterways from above gives you a new appreciation for why sustainability matters here.

⛵ Elliott Bay Harbor Cruise

Book the Harbor Cruise →

Explore Seattle’s skyline from the water with a Harbor Cruise on Elliott Bay. You’ll learn about the city’s maritime history, local wildlife, and how Seattle’s port system balances commerce with environmental care.

⚓ Seattle One-Way Locks Cruise

Reserve your spot →


Watch as your boat rises and falls through the famous Ballard Locks, connecting the saltwater Puget Sound to freshwater Lake Union. This cruise showcases Seattle’s engineering, ecology, and waterways in one unforgettable trip.

🌊 Sailing Seattle: 2-Hour Harbor Tour

Sail with the wind →

Experience the peace of wind power on this two-hour sailing adventure around the harbor. With no motor noise or emissions, it’s one of the most sustainable and relaxing ways to take in the city from the sea.

🌲 Bainbridge Island Discovery Tour

Explore Bainbridge Island →

Just a short ferry ride from downtown, Bainbridge Island offers a charming, eco-friendly escape. You’ll find local farms, artisan shops, and lush trails — a community built around sustainable living and slow travel.

🌋 Mount St. Helens Volcano Day Tour

Book the Volcano Day Tour →

For a truly awe-inspiring adventure, visit Mount St. Helens. This guided day trip explores the landscape reborn after the 1980 eruption — a reminder of nature’s power and resilience. It’s an outdoor experience rooted in environmental learning.

🏞️ Olympic National Park Full-Day Tour

Discover Olympic National Park →

End your Seattle journey with a day trip to Olympic National Park, one of the most diverse and pristine parks in the U.S. From mossy rainforests to rugged coastlines, this tour offers a deep connection with the wild heart of Washington — sustainably guided and unforgettable.

Explore Responsibly

Each of these experiences helps preserve what makes Seattle so special — its connection between people, city, and nature. When you choose eco-friendly tours, you’re helping ensure these adventures can be enjoyed for generations to come.