During our 10-night stay in Kaua'i, we spent five nights camping at Salt Pond Beach Park, which cost us $6 per night (although my partner wasn't entirely certain). The park itself is stunning, and the grassy camping area is equipped with picnic tables, showers, bathrooms, and even fresh portable water for drinking and cleaning dishes. Trash service is also provided, which is a nice touch. There's a designated swimming area for both adults and children, and although we went snorkeling, we didn't see much. However, the sunset was absolutely breathtaking, and the water was incredible. Overall, this was one of our favorite spots on the trip. We did notice some homeless families traveling between campsites, and while the state parks do close for cleaning and possibly to prevent long-term stays from homeless families, they tended to keep to themselves. It's worth noting that the park can get quite noisy and crowded with campers once the lifeguards leave for the night.