Castle Duurstede, a medieval castle in Wijk bij Duurstede in the province of Utrecht in the Netherlands.

Chepstow Castle (Welsh: Cas-gwent), looms and broods atop a cliff across the River Wye which separates England and Wales.

Medieval Wilhelmshöhe Castle, Kassel, Germany

Las Lajas Sanctuary. Colombia.

Castle

Medieval Castle, Cochem, Germany -- I've actually been to this castle…many times while stationed in Germany. It's amazing!

Castle Tower Home, Scotland

Medieval ~ Edinburgh, Scotland

The Straining Tower, Lake Llanwddyn, Wales

Medieval, Marienburg Castle in Hannover, Germany

Forest house in Efteling, Holland

Waterfall Castle in Poland

.Dutch Castle Utrecht Netherlands

Neuschwanstein castle Bavaria Germany

Medieval, Castle Lahneck, Germany

Pepoli Castle - Erice, Sicily. -- Built during Arabic times on the side of a cliff overlooking the Tyrrhenian Sea, the castle now acts as a hotel.

Blackrock Castle formerly Mahon Castle, is a 16th century castle located in Cork city, Ireland. In the late 16th century, the citizens of Cork appealed to Queen Elizabeth I to construct a fort at Blackrock to "repel pirates and other invaders". In or around 1600, a round tower was constructed to safeguard against pirates "carrying away" vessels entering the harbour.

Castle...

Dragon Castle, Germany

Germany

Neuschwanstein Castle, Germany