33511
In comparison , the better known tuff cone Diamond Head on Oahu has a volume of 0.15 cubic miles ( 0.6 cubic km ) .
 Diamond Head, Oahu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Diamond Head, Oahu