For me, it’s the Pacific Ocean, and I’ve been on it many times.
Inspired by this question that was posted by another member and in turn had been inspired by yet another question that was posted by yet another member: https://answermug.com/forums/topic/138130/have-you-been-to-all-of-the-states-or-provinces-that-border-the/view/post_id/963558
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