Oliva Helinski, from the National Park Service’s Volunteers-in-Parks Program, preparing to collect elevation data of a partially submerged boulder wall in the nearshore waters of the Asan unit of War in the Pacific National Historical Park..
Collecting Elevation Data
Image courtesy of National Park Service via Guam: A Biogeographic and Maritime Cultural Landscape Exploration of a WWII Amphibious Battlefield.
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Oliva Helinski, from the National Park Service’s Volunteers-in-Parks Program, preparing to collect elevation data of a partially submerged boulder wall in the nearshore waters of the Asan unit of War in the Pacific National Historical Park.