If you're after a tranquil place to spend some time, head to Vestre Aker Church. This house of prayer offers a wonderful respite from a busy travel schedule.
When it comes to things to do in Norway, Vestre Aker Church is recommended by fellow travelers. And in good news for your budget, admission is free. Oslo Opera House, Viking Ship Museum and Munch Museum are also worth seeing and are within easy reach of the house of prayer.