Occurrence of Attributes in Original Text

The text related to the cultural heritage 'San Cristóbal de La Laguna' has mentioned 'Lagoon' in the following places:
Occurrence Sentence Text Source
It was founded in the late 15th century on an inland plateau 550 m above sea level next to an insalubrious lagoon.
The property includes two original town centres each belonging to a different time of history: the so-called Upper Town is the initial founding site next to the lagoon, and has an unplanned urban structure; and the Lower Town, one kilometre to the East, which is designed on a grid.