Oslo’s skyline meets the Oslofjord, where the grand Opera House offers free rooftop walks with panoramic views. Budget travelers feast on fresh salmon at local markets, explore free Viking ships at the Viking Ship Museum, and stroll Vigeland’s surreal sculpture park. Affordable street cars link Grünerløkka’s quirky cafes, while free walking tours uncover hidden hanseatic history. Northern lights dance overhead in winter, making this Scandinavian gem surprisingly accessible.