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Title
Pfalzgrafenstein Castle. near Kaub in the middle of Rhine river, A UNESCO World Heritage Site Upper Middle Rhine Valley #127210426
Description
On the tiny Pfalz Island in the middle of the Rhine River near Kaub Germany, stands Pfalzgrafenstein Castle. Built in 1327 by Ludwig the Bavarian, it served as a toll station until 1866. Its location in the middle of the river on the extremely small island renders it unique.