European capital for tourists and business visitors exploding the population by up to 32 million per year. To accommodate this vast number of people, Oslo has a large and varied entertainment industry offering everything from pubs, clubs and restaurants to massage parlours, show bars and spas. Karl Johans gate: Oslo s main street, but too many beggers and prostitutes. See 1,673 traveler reviews, 1,042 candid photos, and great deals for. Top Oslo Nightlife Picks If You Want To Have Sex With Oslo, Norway, at, tripAdvisor. Top, oslo, nightlife Picks If You Want To Have Sex With A Norwegian Girl. Roosh Valizadeh December. It was centrally located near the train station in an area where aggressive African hookers hang out, but not that close to the nightlife options Ive listed.