Take the kids to Brown River and enjoy a quiet afternoon walking along the water's edge. There's something about being by a river that makes you feel calm and peaceful.
A trip to this flowing body of water won't cost you a cent, which is just what you want if you're traveling on a budget. You'll find Brown River in Port Moresby. There are loads more places to see in the area, including Port Moresby Golf Club, Hombrum Bluff Lookout and Laloki River gorge.