This looks as if it was built 100 years ago! Nasty-looking architecture and an all-around terrible cage for polar bears. I wish that I had the money to create an "Arctic Ring of Life" in Munich!
It's not as bad as it looks. They have also a gras-area and it is not really small. This enclosure will only getting some fake-rocks, so nobody will say: eew concrete...
Next to this will be a second enclosure on the old muskoxen-enclosure.