The comparison of various maps brought forth an attempt to locate the sites of the lost churches of the Cracow Suburb, and provide brief historical information on them.
A video presentation in the form of "digital storytelling", employing old maps, city photographs, and other materials. The presentation tells of the river Poltva, its tributaries, and other bodies of water in Lviv.
Maps of the city of Lviv, dating to the late nineteenth and early twentieth centuries demonstrate the dynamic development of this Royal Capital City. Among the most informative and precise of these, are maps by Józef Chowaniec.