The day is celebrated in more than 35,000 museums in at least 140 countries, including Slovenia with its network of museums, museum collections, exhibition grounds and galleries inviting people to visit them on this day free of charge.
Med njimi je tudi Slovenija s svojo mrežo raznovrstnih muzejev, muzejskih zbirk, likovnih razstavišč in galerij, ki na ta dan vabijo k brezplačnemu obisku.