- http://xenophon-mil.org ruscity/fortress/pskov/pskov.htm...(Temnye) gates in Pskov Kremlin", and in A. Kirpichnikov's and S. Beletsky's article, "On the history of 'Okolnyui gorod' fortifications at Pskov" in Fortifikatsiya v...
- rbth.com arts/330631-pskov-architecture-unescoUp until the 18th century, Pskov played the role of a fortress city - its ancient fortification buildings were used up until the Great Northern War (1700-1721).
- culturetouristblog.com destinations/russia/…These were not the only fortification walls of Pskov – the medieval city was surrounded by five rings of defensive walls!
- en.destinationsae.com 1285-45-main-attractions-of…Since the 13th century, the territory of the Pskov Fortress has expanded. New belts of fortifications appeared.
- pskovgo.narod.ru pskov/gremyach.htmFrom this tower through Pskov river there was a fortification with Upper grates that locked way through the river.
- old.mccme.ru putevod/60/Pskov/pskov_en.htmlUnlike the majority of other Russian fortresses, Pskov was involved in military action until 18th century. This is why the city conserves a lot of fortifications...
- OpenTripMap.com en/card/W81826447battlefields. Fortifications. castles. hillforts. fortified towers. defensive walls. bunkers. kremlins. other fortifications. Monuments and memorials. milestones.
- orangesmile.com travelguide/pskov/index.htmThe Pskov Fortress was one of the most important fortifications of the western defense line. It was built of stone, which was quite rare at that time.