Enjoy versatile Algarve in peace? Book an adults only hotel in the Algarve region in the south of Portugal. This southern Portuguese region is characterized by a wide range of seaside hotels and resorts, a fantastic coastline with idyllic bays and picturesque villages. Relaxation comes first in these top 10 adults-only hotels. No screaming children at the swimming pool. Enjoy your comfortable room and the hotel services like a wellness center. Welcome to sunny Algarve!