A: Yes, you can swim in the Waikuku River, formerly known as Iao Stream, within the Iao Valley. You'll be surrounded by breathtaking scenery while taking a refreshing dip in the clear, fresh mountain water. The river is particularly popular from late spring to early fall. Just be aware that this area is the wettest spot in Hawaii and prone to flash floods. Weather can change quickly so be sure to pay attention to local weather reports before venturing out.
A: The Iao Valley offers two paved hiking trails that are ideal for people of all fitness levels. The trails are only a 0.6-mile long with a slight elevation of 200 feet. Enjoy a tranquil walk through lush scenery and view the famous Iao Needle before taking the ethnobotanical loop along gardens and lao stream. It's the perfect locale for a picnic, photo op or even to take a refreshing dip in the park's streams and ponds.