A:
The best Full-day Tours in Hawaii according to Viator travelers are:
- Big Island in a Day: Volcanoes Waterfalls Sightseeing and History
- Oahu Circle Island - North Shore Snorkeling Tour (Dole & Temple)
- All Inclusive Ultimate Circle Island Day Tour and Waimea Falls
- Mauna Kea Summit Sunset and Stars - Hilo Kona Waikoloa Pick Up
- Grand Tour Around Island 16 Locations plus Snorkeling