Original sentence: Among them, hidden there since 1667, are the remains of many monks and members of Polish noble families such as Wielopolscy, Szembekowie, and Morsztynowie.Monastic books reveal that in total almost 1,000 bodies were layed in the catacombs over the years, among them around 730 laypeople and 250 monks.On the outside wall of the Monastery there is an old, historic "bell for the dying" rung only when someone close to the Little Brothers passed away.The monastic crypts with mummified bodies (image gallery) are made available for public viewing only once a year, on All Saints Day, November 2.The monks' oral tradition holds that the soldier was seriously injured and dragged himself to monastic gates in 1812.Unique climatic conditions found in the basement caused the bodies of the dead to undergo the process of natural mummification and are in excellent state still today
Edited sentence: Among them, hidden away since 1667, are the remains of many monks and members of Polish noble families such as Wielopolscy, Szembekowie, and Morsztynowie.Monastic books reveal that in total almost 1,000 bodies were placed in the catacombs over the years, among them around 730 lay people and 250 monks.On the outside wall of the Monastery there is an old, historic "bell for the dying" rung only when someone close to the Little Brothers dies.The monastic crypts with mummified bodies (image gallery) are made available for public viewing only once a year, on All Saints Day, November 1.The monks' oral tradition holds that the soldier was seriously injured and dragged himself to the monastic gates in 1812.Unique climatic conditions found in the basement caused the bodies of the dead to undergo a process of natural mummification whereby they remain in an excellent state of preservation