10 suggestions for ... 10 suggestions for a sunny day Cool down in the water or try some people watching at the harbour. 10 suggestions for children Oslo can offer just as much fun for children as for adults. 10 suggestions for alternative attractions Hidden gems and museums out of the ordinary. 10 suggestions for architecture and design Discover new and exciting design and architecture. 10 suggestions on a Monday Museums that are open on Mondays all year. 10 suggestions for historical sites Learn more about Oslo's 1000-year-long history. 10 top attractions If you feel like checking out the highlights, here are Oslo's ten most visited attractions. 10 suggestions for a rainy day Enjoy the great indoors when the rain poors down. 10 suggestions for a winter's day Enjoy cold and snowy days in the world's winter capital. 10 suggestions outside Oslo Suggested destinations for a daytrip out of the city.