Vilpovitsy The quarry near Vilpovitsy village is a great resource of middle Ordovician trilobites, chiefly the Asaphus species cornutus, punctatus, and platyurus. View all photos

The Putilovo Quarry The Putilovo Quarry, still a working quarry, astounds first-time visitors by it's sheer dimensions. The place is famous for its Low Ordovician fauna. The first Acidaspis was found here. View all photos

The Koporie Fortress The Koporie Fortress is the most ancient historical memorial of the Saint Petersburg region. The high walls of the building are completely of Ordovician limestone. View all photos