On the second day, wake up early and enjoy a hearty breakfast. Pinagrealan Cave is surrounded by lush greenery and offers various outdoor activities. Start your day by hiking through the nearby trails and immerse yourself in the beauty of nature. You can also go bird watching or have a picnic in one of the scenic spots. If you're feeling adventurous, try spelunking in other nearby caves or go river trekking. These activities will give you a chance to appreciate the rich biodiversity of the area. In the evening, return to your accommodation and relax.