Moster Amfi is the most unusual open-air theatre in Northern Europe, and accommodates an audience of 1000. Moster Amfi comprises the exhibition "From heathendom to Christianity", a thought-provoking tour of Norse mythology, society in the Viking era, and the transformation to the Christian faith and understanding of life. In the Amfi cafe we serve, among others, "Viking stew" and fresh waffles. A guided tour of Moster Amfi also includes Moster Old Church and a miningexhibition in marble tunnles under the Moster Amfi that shows the mining history of Bømlo. Every year an outdoor theatre takes place at Moster Amfi. The Mostraspelet pageant (I slik ei natt) - a historical play was performed in may 2016. Guided tours 2017 Moster old church, the religious-historical exhibition "From Heathendom to Christianity" and mine exhibition "The Stone Land of Bømlo".
21. may – 25. june Sundays: at 13, 14, 15 and 16
26. june – 6. august Mo – Sat: at 12, 13, 14, 15 og 16 Sundays: at 13, 14, 15 og 16
7. – 27. august Sundays: at 13, 14, 15 og 16
Guided tours for groups by request - all year.