This Month in Photo of the Day: Photos From New National Geographic Books

A diver explores an ice canopy off Hokkaido, Japan. The frozen seas here are a harsh realm to explore, but they’re anything but bleak, sustaining a variety of life above and below.

(From the National Geographic book Ocean Soul by Brian Skerry)

Pre-order the book Ocean Soul »
See more pictures of Japan »
See more pictures of oceans »