Birthday of Challenger Deep finder
45:50–46:16 · 26s
Alan tells a charming story of meeting Rear Admiral Steve Ritchie—who pinpointed Challenger Deep—at his 93rd birthday party.
45:50–46:16 · 26s
Alan tells a charming story of meeting Rear Admiral Steve Ritchie—who pinpointed Challenger Deep—at his 93rd birthday party.
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