Numerous free things in Oslo can help you cut down on travel expenses and spend less money than other Oslo visitors. These are Oslo's best free sights and attractions.
There are several parks in Oslo that are especially popular in the summer - with free activities in the parks, outdoor events, or just for a relaxing afternoon spent sunbathing. My favorite parks in Oslo are Slottsparken and Vigeland Park, both quickly reachable on foot or by tram.
Hosting lots of ticketed events, Oslo also offers free events. Depending on your time of travel, I would recommend these:
Oslo's free things aren't limited to summer. If you visit Oslo in winter, you can go ice skating for free at two rinks! If you don't have your own skates (and how many traveler would pack those?), you can rent them - not for free but for a very low fee.
Here's a great free language sheet for your Oslo trip, containing all the important words and phrases in Norwegian that you may need in Oslo. Just print or save the cheat sheet so you have it with you. Or read through it during your flight to Oslo!
Have you ever wanted to simply compare the prices from all the big travel websites at once? Kayak Flight Price Comparison lets travelers do just that. No matter where you're going, be smarter than other travelers and compare all those big travel sites easily.