Tubing the ditch.  About a 3 mile trip down the old sugar cane ditches.  Check out the you tube video http://www.youtube.com/watch?v=He0tFMhwV48

Helicopter Tour.  http://www.youtube.com/watch?v=RN1GcSqKB90

Queens Bath. http://www.youtube.com/watch?v=kbEXXVPClWM

Golfing at the Price or Makai golf courses both located in Princeville

Take a trip to the west side and visit Waimea Canyon.  Make a stop at Kauai Cookies on the way and pick up some locally baked cookies.