Surgad

India

Surin castle

Iran

Suseni

Romania

Susiec

Poland

Suvarnadurg

India

Suzdal Kremlin

Russia

Svaneholm Castle

Sweden

Museum

Svanøy Manor

Norway

Svartholm fortress

Finland

Partly ruined

Svartsjö Palace

Sweden

Museum

Svenstorp Castle

Sweden

Private residence

Sverresborg

Norway

Ruin

Svinița

Romania

Svirzh Castle

Ukraine

Svislach Castle

Belarus

Svätý Anton Mansion

Slovakia

Swallow's Nest

Ukraine

Swobnica

Poland

Syców

Poland

Sydoriv Castle

Ukraine

Synkavichy Church

Belarus

Syzran Kremlin

Russia

Szaflary

Poland

Szamotuły

Poland

Szanda Castle

Hungary

Szarvaskő Castle

Hungary

Szczebrzeszyn

Poland

Szczecinek Castle

Poland

Szczytna

Poland

Szeged Castle

Hungary

Szegvár Castle

Hungary

Szendrő Castle

Hungary

Szenyér Castle

Hungary

Szerencs Castle

Hungary

Szestno

Poland

Szigeterdő

Hungary