Descriptive:
* The turquoise waters of the lagoon shimmered in the sunlight.
* We swam in the calm, shallow lagoon, protected from the waves by a barrier reef.
* The children splashed and played in the warm, crystal-clear lagoon.
Specific:
* The hotel had a private lagoon for guests to enjoy.
* The ancient city was built on the edge of a lagoon, which provided access to the sea.
* The lagoon was home to a variety of colorful fish and coral.
Figurative:
* Her eyes were like a deep, mysterious lagoon, holding secrets untold.
* The peaceful atmosphere of the island felt like a sanctuary, a lagoon of tranquility.
* The art exhibit was a lagoon of inspiration, overflowing with creativity.