Operaen - OSLO

Operaen is the home of the Norwegian National Opera and Ballet, and the National Opera Theatre in Norway. The building is situated in the Bjørvika neighbourhood of central Oslo, at the head of the Oslofjord.

The structure contains 1,100 rooms in a total area of 49,000 m² (530,000 sq ft).The main auditorium seats 1,364 and two other performance spaces can seat 200 and 400.

For more information visit: https://operaen.no/en/ 

https://en.wikipedia.org/wiki/Oslo_Opera_House

See also: 

https://www.archdaily.com/440/oslo-opera-house-snohetta