Low-velocity zone Peru–Chile Trench Subduction Wadati–Benioff zone Oceanic crust, negatives transparent background PNG clipart
UCSF Medical Center University of California, San Francisco Parkridge Medical Center UCSF Benioff Children's Hospital University of California, Berkeley, others transparent background PNG clipart
Cascadia subduction zone Crust Wadati–Benioff zone Volcano, volcano transparent background PNG clipart
