Aerial drone panoramic view of Troia, a peninsula located in Grandola Municipality, next to Sado River estuary, with Arrabida mountain range on left, Alentejo, Portugal, Europe

Alcacer do Sal Castle and promenade along the Sado River, Lisbon coast, Portugal, Europe

Alcacer do Sal and Sado River, Lisbon coast, Portugal, Europe

Aerial drone panoramic view of Troia, a peninsula located in Grandola Municipality, next to Sado River estuary, Alentejo, Portugal, Europe

Aerial drone panoramic view of Troia, a peninsula located in Grandola Municipality, next to Sado River estuary, with Arrabida mountain range on left, Alentejo, Portugal, Europe

Alcacer do Sal and the Sado River, Alentejo, Portugal, Europe

Sunrise and clouds on the Palafito Pier in the Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Alcacer do Sal and the Sado River, Alentejo, Portugal, Europe

Alcacer do Sal and the Sado River, Alentejo, Portugal, Europe

Soft light of dawn on the Palafito Pier, Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Fiery sky at dawn on the Palafito Pier in the Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Soft light of dawn on the Palafito Pier, Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Sunset at Palafito Pier of Carrasqueira, Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Pink sky at dawn on the Palafito Pier in the Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Alcacer do Sal and the Sado River, Alentejo, Portugal, Europe

Sunset at Palafito Pier of Carrasqueira, Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

Pink sky at dawn on the Palafito Pier in the Carrasqueira Natural Reserve of Sado River, Alcacer do Sal, Setubal, Portugal, Europe

View of the town of Alcacer do Sal and the Sado river, Alentejo, Portugal, Europe

View of town and castle ramparts, reflected in Sado River, Alcacer do Sal, Portugal, Europe