George Probst: Early ocean exploration
George Probst: As good as it gets?
George Probst: How I used to photograph sharks
George Probst: A trip to the aquarium
George Probst: Smithsonian white shark jaws
George Probst: Megalodon vs White Shark
George Probst: I have no idea what I'm doing
George Probst: Back from another day at the office