ah a clever re-use of the old chairs & tables from the Ark Restaurant.
It'll be very welcome on rainy days no matter if it's a shed or a tent - any shelter is better than getting p*ss wet through :O)
Good spot, and there are about a few hundred more languishing around the zoo somewhere - probably in the old orang house, where many of the old style (read comfortable and practical) benches are seeing out the rest of their days.