What is the fine-grained topic of the following text: Krabi Town itself as not much to offer other than a place to stay, bars, restaurants and small amounts of sightseeing, it is a relaxed tourism town for the neighboring activities such as the island Koh Lanta or the six islands of Mu Koh Phi Phi National Park that are definitely worth the trip. Only return the topic.
Tourism in Krabi Town and neighboring islands