If your trip to Tha Rap is all sorted out but your itinerary is a bit on the empty side, let us give you a helping hand.Close to the city center, Phra Nakhon Khiri Historical Park is one sight to consider putting on your to-do list. If you still have space on your travel itinerary, Tham Khao Luang Cave and Wat Mahathat Worawihan will keep you occupied too.