U.S. News Insider Tip: You don't have to watch an opera to enjoy the opera house. Make sure to climb the building up to the roof for incredible views of the city and harbor. – Leilani Osmundson ...
The next instalment in our 21st-Century Architecture: 25 Years 25 Buildings series is Oslo Opera House, a Snøhetta-designed project that pioneered the concept of architecture as landscape.