Your kayak journey will lead you through a sacred valley once reserved only for ali'i (royalty). You will paddle approximately 4 miles round-trip up the Wailua River's North Fork, where you will disembark your kayak and begin your hike through a tropical rain forest. This sacred valley is lined with scenic waterways and cascades that are great for a refreshing dip. You will hike about 2 miles round-trip to 120 foot Secret Falls. Trail conditions can be slippery and muddy at times. This is an adventure an active family can enjoy, rated moderate to strenuous.