- rbth.com Travel Izborsk: The fort that saved Russia (PHOTOS)The city of Izborsk on the western border of Russia is effectively where the Russian state began.
- en.wikipedia.org IzborskIzborsk is a rural locality (village) in Pechorsky District of Pskov Oblast, Russia. It contains one of the most ancient and impressive fortresses of Western Russia.
- skorneliuk.com en/izborsk-krepostIzborsk was captured twice by the Germans in 1233 and in the summer of 1240. ... Izborsk fortress of the XIV century is located on the Zheravy Mountain.
- tripadvisor.ca Attraction_Review-g2541068-…30 km from Pskov, is located the ancient Old Izborsk. At the beginning of the 14th century, a fortress was built here on Zheravy mountain.
- spottinghistory.com view/1510/izborsk-fortress/In the later 1500s Izborsk was one of the smaller, but nonetheless strategically important fortresses that protected the northwest Russian borders from invasion.
- http://nortfort.ru izborsk/index_e/In 1330 stone fortress with local limestone was erected by Pskov's and Izborsk's stonecutters under Pskov's posadnik Sheloga control.
- http://7wonders.uz en/wonder/view?id=534In the later 1500s Izborsk was one of the smaller, but nonetheless strategically important fortresses that protected the northwest Russian borders from invasion.
- historyhit.com locations/izborsk-fortress/Izborsk Fortress is a ruined medieval fortress and settlement in western Russia with a history dating back to the 7th century.
- russiatrek.org blog/history/izborsk-fortress-one-…The main attraction of Izborsk is its old limestone fortress built in the first half of the 14th century.
- traveleren.gitlab.io russia1082/izborsk-…One of the main sights of Izborsk is a fortress on the Giravia mountain, which was built in the 14th century and has reached our days in a relatively good condition.