Tomar was founded in 1160 by Gualdim Pais as the headquarters of the order of the knights templar. The castle absorbed part of a muslim settlement dating from… Castle keep. Almedina and oratory, reused as a rotunda in the monastery's main church. Oratory, reused as a rotunda in the monastery's main church. Oratory, reused as a rotunda in the monastery's main church. Oratory, reused as a rotunda in the monastery's main church. Oratory (turned into a rotunda) and monastery's main church. Almedina, the central part of the fortified town, now a garden. Sao Joao Baptista Labels