Historic Landmarks in Castro Marim

Key spots worth your time — with practical info to plan fast.

Castro Marim Castle

A medieval castle on a hill above the Guadiana, once the seat of the Order of Christ, with views over the salt pans and Spain.

São Sebastião Fort

A 17th-century star fort on the hill facing the castle, built to guard the border after the Restoration.

Castro Marim Salt Marsh Nature Reserve

Salt pans and marshes along the Guadiana with flamingos, storks and avocets, and easy walking and cycling trails.

Medieval festival

Every late August the castle hosts one of the Algarve's best medieval fairs, with jousting, markets, music and food.

Praia Verde and Altura

Long sandy beaches backed by pine woods, with calm, warm water ideal for families.

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