I'm revisiting Asahiyama Zoo. One thing this zoo is famous for, is a few interesting enclosures, among which is this one. The seals can swim from the outdoor basin to an indoor one, via this vertical transparent column. And of course, this attracts absolutely everyone who visits the zoo.
taken on 14 August 2017, 11:07
location: Asahiyama Zoo in Asahikawa, Hokkaidō, Japan