Accesible tour to the salt mine in wieliczka for people on wheelchairs salt mine in wieliczka is famous for its europes oldest salt mine which has been operating for at least 700 years the wieliczka salt mine is a unique tourist attraction on the unesco world cultural heritage list it is listed among the twelve top sites the mine has a labyrinth of tunnels pits and chambers all hewn out by hand from solid salt beautifully adorned chapels underground lakes all located on the three u