Oslo, Italy
The University botanical gardens is located just south of Tøyen park next door to Munch Museum. A wonderful and relaxing area. Free entrance, opening hours 1 Apr-30 Sep: Sa-Su 10AM-8PM, M-F 7AM-8PM, 1 Oct-31 Mar: Sa-Su 10AM-5PM, M-F 7AM-5PM.
Listen to the audio guide for Oslo Botanical Garden Free on WIP — starts by itself when you arrive, even with the screen off