"Turnul Chindiei" (Chindia's Tower), a fiffteenth century tower built in the former capital of Wallachia.
Malbork Castle in Poland, medieval fortress at the Nogat River
The Marienburg in Malbork, P
Castle Malbork by Marek Koteluk
The teutonic castle in Malbork, Poland
If you come visit France, make sure you do a castle tour! France has plenty! Here a long exposure (with ND10) of the well known castle at Chambord which combines medieval structures with renaissance architecture.
Castle of Chambord, the largest in the Loire Valley, France
Chateau de Chambord, royal medieval french castle and reflection. Loire Valley, France, Europe. Unesco heritage site.