Enjoyed the BP portrait of the year exhibition, it...

Enjoyed the BP portrait of the year exhibition, it was very warm and very busy, not sure that there is air con?
The shop has some great gifts, just a shame that they don't do postcards of all the featured entries.
Whilst security and bag checks are understandable, depending on what entrance you use, you could end up having your bag searched twice in under 5 minutes in order to access the main space.