Start your trip to Biak-na-Bato National Park by exploring the fascinating caves that the park is known for. Begin with the Aguinaldo Cave, named after the first president of the Philippines. This cave offers a unique experience with its underground river and stunning rock formations. Next, visit the Bahay Paniki Cave, which is home to thousands of bats. Witness the impressive sight of these creatures as they fly out of the cave at sunset. End the day by camping near the caves and enjoying a peaceful night under the stars.