Text: Since the 12th century, sightseers and religious pilgrims alike have been flocking to this spectacularly situated fortified town atop a cliff above the Alzou river (best appreciated from the village of L'Hos?­pi?­ta?­let across the valley).
Entailment: The town is situated atop a cliff above the Alzou river.
Contradiction: The town is situated down in the Grand Canyon.