You can get to the visitor center via a paved road and offers great views up there. Another 5 miles of mostly unpaved road offers an even better view. Climb up over 14,000 feet and check out the Keck observatory as well. Not recommended for pregnant folks, under 16, people read more
The old Mamakahoa Scneic road comes on and off the new Mamakahoa Highway. It goes by the Tropical Botanical Gardens, What’s Shakin, Kolekole Beach Park, and many interesting views and great bridges.