Question

What are the main purposes of a travelogue?

Answer 1

Generally, a travelogue provides a place to preserve memories, provide a purpose for travel, and offer a connection with local communities. The main purposes of a travelogue though are to inform readers about a place, landscape or culture.  A travelogue is a truthful account of an individual's experiences traveling, usually written in the past tense and in the first person.

It's meant to inform and explain.