[2][3] The festival was first hosted in 2015 at Reginateatern [sv] in Uppsala, Sweden.
[4] The festival goes on for four days and fosters workshops and shows by improvisers and instructors from different parts of the world.
[5] During the first three years of SWIMP, improvisational theatre companies and workshop instructors from 17 countries have participated.
Some of the countries represented are the United States, Italy, India, Belgium, England, the Netherlands, Scotland and Argentina.
[7] SWIMP is produced and hosted by Teater Prego and Reginateatern.