Vasteras - one of the continents invented universe of "A Song of Ice and Fire" by George Martin. It is in this fictional world develops the main storyline of the series of books and events. And even though the bulk of the scenes were shot in a specially constructed scenery, many real city became prototypes imaginary kingdoms. I suggest you look at these towns and castles, which became the prototype of the kingdoms of the books and the series. Mont Saint-Michel, France - Riverrun.
Gravensten, Gent - Winterfell.
Marienburg, Poland - Royal Harbour.
Chenonceau, France - Gemini.
Guaita fortress, San Marino - Eagle's Nest.
Kenilworth Castle, England - Harrenholl.
Neuschwanstein Castle, Germany - Casterly Rock.
Alhambra, Spain - Solar Spear.
Prince's Palace, Monaco - Storm limit.
Dunluce Castle, Ireland -Payk.
The Potala Palace, Tibet - Astapor.
Hohenzollern Castle, Germany - Highgarden.
Ali Kapu, Iran - Water Gardens.
Bojnice Castle, Slovakia - Kastamere.
Lindisfarne Castle, England - Moat Kyleen.
Paro Taktsang, Bhutan - and Ti.
Pena Palace, Portugal - Quart.
Dolmabahce Palace, Turkey - White Haven.
Devin Castle, Slovakia - Dragon Stone.
Belem Tower, Portugal - The Tower of Joy.
Washington Island, Wisconsin, USA - House Mormont, Bear Island.
Source: vova-91.livejournal.com