If your trip to Khlong Kra Saeng is all locked in but your travel itinerary is a little on the empty side, we can give you a helping hand.Near the city center, Phra Nakhon Khiri Historical Park is one spot you might like to add to your must-see list. Tham Khao Luang Cave and Wat Mahathat Worawihan are also not far away and worth a pit stop.