Answer:
Lanikai Beach, Oahu.
Hanauma Bay, Oahu
Kannapali Beach, Maui.
Kapalua Bay Beach, Maui
Hanalei Bay Beach, Kauai.
Ke's Beach Park, Kauai.
Paphaku Beach, Molokai.
Hapuna Beach, Hawaii.
Hulopoe Beach, Lanai.
Waikiki Beach, Oahu a personal and sentimental favorite since the early 60's.