Back to All Events 19th Annual Mauka to Makai Environmental Expo Saturday, April 25, 2026 9:00 AM 2:00 PM Waikīkī Aquarium 2777 Kalākaua Avenue Honolulu, HI, 96815 United States (map) Google Calendar ICS Previous Previous April 15 Mauka to Makai Environmental Expo
19th Annual Mauka to Makai Environmental Expo Saturday, April 25, 2026 9:00 AM 2:00 PM Waikīkī Aquarium 2777 Kalākaua Avenue Honolulu, HI, 96815 United States (map) Google Calendar ICS