Most interesting in a Flickr search for "Nagasaki Penguin Aquarium":
"Nagasaki Penguin Aquarium"
by Kanko* of flickr
Attribution License
Description:
King Penguin（キングペンギン）地上ではただボーっと突っ立ているだけなのに（笑）水槽で泳ぎだすと、ジェット機のように速い。4ｍの深さの水槽の中をスイスイと泳ぎ回ります。
Penguin are loved for their comical waddle on land, so you'll be amazed to see how quickly they swim around this 4m deep pool.
