Óbidos Castle, Óbidos, Portugal.
Castelo de Almourol, Portugal
San Marino Castle into the mist, Italy | by bisignano fabrice on 500px
Lichtenstein Castle .... Historically there has been a castle on the site since around 1200.
Santuario Nossa dos Remedios. Lamego, Portugal. Leading up to the church which sits on top of the hill is an impressive set of 686 stairs, you can see the view looking down. Just try to imagine how the religious zealots do it on their knees.
Lichtenstein Castle, Germany
Bojnice Castle, Slovakia photo via twip
The Palace Of Mystery: Quinta Da Regaleira, Portugal | by Taylor Moore
Bishop Castle, Colorado