Blaues Schloss -

: Built in three phases (1676, 1711–18, and 1756–58) by the Barons (later Counts) of Seckendorff-Aberdar. The family served as high-ranking officials to the margraves.

While not formally named "Blaues Schloss," the (Landgrafenschloss) is the most significant castle in the city where the Blaues Schloss publishing house is located. Blaues Schloss

: It now houses the Museum of Cultural History, featuring Gothic halls, a chapel with medieval frescoes, and artifacts of Hessian life. : Built in three phases (1676, 1711–18, and

: It specializes in high-level academic works, particularly in philosophy, political science, and the history of ideas. : It now houses the Museum of Cultural

: A medieval hilltop fortress that hosted the famous Marburg Colloquy in 1529 between Martin Luther and Ulrich Zwingli.

: Open Tuesday–Sunday. Admission is approximately €4–€5 for adults. Science, Numbers and Politics [1st ed.] 978-3-030-11207-3

: The building is a prime example of late-Baroque style. It is distinguished from the adjacent Rotes Schloss primarily by its facade color. Visiting :