The Oslo Opera House is a masterpiece of contemporary architecture that has redefined the Norwegian capital’s waterfront since its opening in 2008. Designed by the acclaimed Norwegian firm Snohetta, the building appears to rise from the waters of the Oslo Fjord like a glacial iceberg, its sloping white marble and granite roof inviting visitors to walk directly from street level up and over the building. This accessible rooftop has become one of Oslo’s favorite public spaces, offering panoramic views across the harbor, the city skyline, and the surrounding hills.

Inside, the building is equally impressive, with warm oak interiors that contrast beautifully with the cool exterior. The main auditorium seats 1,364 and hosts world-class opera and ballet performances by the Norwegian National Opera and Ballet. Even if you do not attend a performance, the lobby areas and foyer are open to the public and feature striking contemporary art installations. The building anchors the rapidly developing Bjorvika waterfront district, which has become a showcase for modern Nordic architecture and urban design.

Pro tip: Walk the rooftop at sunset for a magical experience as the white surface glows in warm amber light and the fjord shimmers below. In summer, bring a picnic and join the locals who gather on the sloped roof to enjoy the long Scandinavian evenings. Check the schedule for free outdoor concerts and events held on the roof terrace during the summer festival season.