Techniques needed to write an account - it’s descriptive writing therefore must include what you saw, tasted, heard, felt. Common techniques used are metaphors, similes, personification, imagery, hyperbole all used in descriptive writings.
As its trying to encourage people to visit it is persuasive writing therefore must include something compelling to make people want to go there, facts and data, some sort of emotive language, personal pronouns, an opinion, hyperbole.