"Museum Mulawarman is a wondeful place." The adjective in this sentence is "Wonderful".

"This place was beautiful like a heaven." This sentence use simple present tense.

"Lake Labuan Cermin is an enchanting lake located in Biduk-Biduk, Berau Regency, East Kalimantan, Indonesia." This sentence is an Identification part in the Descriptive Text.

Language features in descriptive text consist of specific nouns, adjectives, simple present tense, verbs, sensory details, and figurative language

The second part of descriptive text is Resolution

The first part of descriptive text is Identification

"The island is beautiful." The adjective in this sentence is "Island"

The social function of descriptive text is to describe and give a clear picture of a particular person, place, thing, or event.