1. Maaemo: Known for its modern take on traditional Norwegian cuisine, this restaurant offers a high-end dining experience. Be sure to make a reservation in advance.

2. Kontrast: Another excellent choice for contemporary Norwegian cuisine, Kontrast is known for its innovative dishes and cozy atmosphere.

4. Engebret Cafe: Established in 1857, this historic cafe offers traditional Norwegian dishes in a charming setting, perfect for experiencing classic Norwegian cuisine.

5. Vulkanfisk: If you're interested in trying fresh seafood prepared in traditional Norwegian style, Vulkanfisk is a great option located in the Vulkan area.

3. Explore the Oslo Opera House

Here are some of the best bars in Oslo where you can enjoy a great selection of drinks and a vibrant atmosphere:

1. Fuglen: Known for its high-quality cocktails and retro ambiance, Fuglen is a popular spot for enjoying classic and creative drinks.

2. Dattera til Hagen: This establishment offers a welcoming atmosphere and a diverse drink menu, making it a great place to unwind and socialize.

3. Bryggeri Bar in Nedre Foss Gård: Located in a historic setting, this bar offers a selection of craft beers and other beverages, perfect for those who appreciate a unique drinking experience.

4. Schouskjelleren: If you're a fan of craft beer, Schouskjelleren is a must-visit. It's known for its wide range of artisanal beers in a cozy underground setting.

5. Himkok: This acclaimed bar is renowned for its innovative cocktails and sleek design. It's a great choice for those looking to enjoy expertly crafted drinks in a stylish setting.

These bars offer a range of experiences, from craft beer havens to cocktail destinations, allowing you to find the perfect spot to enjoy a night out in Oslo.