This is a Challenge cache. It's placed on the posted coordinates, so no puzzle to solve. Instead you need to fullfill the requirement below.
To log this cache on Internet you must have logged 1000 caches each in 3 different countries. Sweden may be one of the countries.
You may sign the log before you are qualified, and log on Internet later when you are qualified.
Here you can check if you are qualified, and get a suitable log text: