 Sarnia has one remaining museum within its city limits : " Stones ' N <unk> " , which houses over 6 @,@ 000 exhibits . The collection includes rocks , artifacts , fossils , and bones from all over the world . A previous museum , the Discovery House Museum , has been converted into to a hospice . This historic house , built between 1869 and 1875 , is recognised as a testament to Victorian Era construction . 
