Explore Lisbon's natural parks - Serra de Sintra and Serra da Arrábida by walking their best-kept secrets. Our guided walking tours are perfect for people who want to walk in a small group - typically 6-10 people - with like-minded people. Our guides aren’t just experts about the region you’re exploring, it’s their home. Forests, hidden beaches, dramatic cliffs, historical places, walking with dogs, geological wonders - we offer many different options. Join us and you’ll be surprised by what you discover.