Castillo de Zafra as Tower of Joy
Bran is shown a vision of his father fighting with the Gerold Hightower, the Lord Commander of the Kingsguard, and his companion.
Source: Winter is Coming
“Oathbreaker” Filming Locations
Jon Snow punishes his murderers, Bran sees an important bit of his father’s history, Arya gets some training, Varys gets some information, and Daenerys arrives at her destination.
Game of Thrones episode “Oathbreaker” was filmed in Almería in Spain and Antrim in the United Kingdom.
Magheramorne Quarry as Castle Black
Home of the Nights Watch at the base of The Wall where Jon Snow travels. Photos of the set constructed in the disused quarry can be found here. One of the quarry walls was painted to look like ice, all of the buildings around the courtyard were built (including several interiors) as well as a working elevator.
El Chorrillo as Vaes Dothrak
Daenerys is brought to Vaes Dothrak and meets with the widows of former Khals.
Source: Getty Images
Shane's Castle as Under the Great Sept
King Tommen comes to plead for his mother.
Source: Winter Is Coming