Tsunami Hazard Zone warning sign in bright yellow stands out from the landscape along the famed Puna Coast Trail to Halape Beach. The trail is 11.3 miles of rugged hiking for backpackers with no shade or water in the extreme terrain of Hawaii Volcanoes National Park, Hawaii, USA

apua point backpacking beauty in nature big island big island hawaii coastline danger day extreme terrain halape halape beach halape trail hawai'i hawai'i volcanoes national park hawaii hawaiian islands hawaii islands hawaii volcanoes national park hike hiking horizontal keauhou trail landscape lava lava flow lava flows national park nature non urban scene no people outdoors park pu'u'eo pali trail puna coast puna coast trail sea tropical tsunami usa vacation vacationing volcanic landscape volcano volcanoes national park warning sign wilderness