Taner Göçer's Astronomy Page on Instagram: "Diamond Head Crater from above, Hawaii! 😳 Diamond Head is a volcanic tuff cone on the Hawaiian island. It is part of the system of cones, vents, and their associated eruption flows that are collectively known to geologists as the Honolulu Volcanic Series, eruptions from the Koʻolau Volcano that took place long after the volcano formed and had gone dormant. These eruptive events created many of Oʻahu's well-known landmarks, including Punchbowl Crater,