The former hospital of Santa Maria della Pieta was one of the hospitals of the ancient Modica. Others were in Modica Alta. It is housed in an old building of the seventeenth century. built specifically to accommodate it. Now it houses municipal offices and the Museum of medicine dedicated to the philosopher, poet and physician Thomas Campailla century (1668-1740). It contains the "barrels" or mercurial stoves he invented for the treatment of syphilis.