England, County Durham, Durham City. Durham Castle Keep and neighbouring house.

Scotland, Edinburgh, Castle Hill. Edinburgh Castle viewed from the south side of Castle Hill.

England, Northumberland, Dunstanburgh Castle. Dunstanburgh Castle and surrounding coastline at low tide, viewed from Cushat Stiel.

England, Northumberland, Dunstanburgh Castle. Dunstanburgh Castle and surrounding coastline at low tide, viewed from Cushat Stiel.

England, Northumberland, Dunstanburgh Castle. Dunstanburgh Castle and surrounding coastline at low tide, viewed from Cushat Stiel.

England, Northumberland, Embleton Bay. Waves crash againt the sea scultured rocks dominating the coastline of Embleton Bay, overlooked by the dramatic ruins of Dunstanburgh Castle.

England, Northumberland, Embleton Bay. Waves crash againt the sea scultured rocks dominating the coastline of Embleton Bay, overlooked by the dramatic ruins of Dunstanburgh Castle.

England, Northumberland, Embleton Bay. Waves crash againt the sea scultured rocks dominating the coastline of Embleton Bay, overlooked by the dramatic ruins of Dunstanburgh Castle.

England, Northumberland, Thirlwall Castle. Thirlwall Castle, near Greenhead, part of the Northumberland National Park

England, Northumberland, Thirlwall Castle. Thirlwall Castle, near Greenhead, part of the Northumberland National Park

England, Northumberland, Thirlwall Castle. Thirlwall Castle, near Greenhead, part of the Northumberland National Park

England, Northumberland, Alnwick. Alnwick castle viewed from farmland, the castle is one of the finest medieval castles to be found in England. Often referred as 'The Windsor of the North', it was also a Harry Potter Movie set.

England, Northumberland, Bamburgh. Bamburgh Castle, beach and dunes viewed shortly after sunrise from Harkess Rocks.

England, Northumberland, Bamburgh. Bamburgh Castle, beach and dunes viewed shortly after sunrise from Harkess Rocks.

England, Northumberland, Bamburgh. Bamburgh Castle, beach and dunes viewed shortly after sunrise from Harkess Rocks.

England, Northumberland, Alnwick. Alnwick castle viewed from Lion Bridge, the castle is one of the finest medieval castles to be found in England. Often referred as 'The Windsor of the North', it was also a Harry Potter Movie set.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

Scotland, Edinburgh, Edinburgh Castle. Edinburgh Castle illuminated at night.

Scotland, Edinburgh, Edinburgh Castle. Edinburgh Castle illuminated at night.

Scotland, Edinburgh, Edinburgh Castle. Edinburgh Castle is built upon the remains of an extinct volcano, originally known as Lookout Hill but now known as Castle Rock, which has been used as a stronghold for over 3000 years.

Scotland, Edinburgh, Edinburgh Castle. The last light of the setting sun illuminates Edinburgh Castle.

Scotland, Edinburgh, Edinburgh Castle. The last light of the setting sun illuminates Edinburgh Castle.

Scotland, Edinburgh, Edinburgh Castle. The last light of the setting sun illuminates Edinburgh Castle.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, located near the Northumberland Heritage Coast.