Eselsburg-Tower, wooden observation tower on the Eselsberg near Ensingen, Vaihingen an der Enz, Germany

The Eselsburg Tower is a wooden observation structure rising approximately 18 meters high, built on a stone foundation atop Eselsberg hill near Vaihingen an der Enz. From its platform, visitors gain views across the surrounding vineyard landscape and the region's rolling hills.

The Schwäbischer Albverein built the tower in 1925 and still operates it today. Its name comes from the castle of the Lords of Eselsberg that once stood on the hill; the sources give no construction date for that castle and no reuse of its stone.

The name comes from the castle of the Lords of Eselsberg, which once stood on the hill. The tower is run by the Schwäbischer Albverein, the hiking association that built it in 1925; a restaurant by the tower is open on Sundays and public holidays, when walkers come up through the vineyards from Ensingen.

Reach the tower from Ensingen via a roughly 2 km hiking trail starting at the cemetery car park, passing through vineyards and forest. The tower and its inn open on Sundays and public holidays. Inside, a wooden staircase of 75 steps over four intermediate levels leads to the platform at 14.5 m; five broad sandstone steps stand at the north entrance.

The platform's window openings have wide folding shutters that visitors can close from inside, and orientation panels are mounted at each opening. The tower stands on a 392.4 m hill at the southern edge of the Stromberg range, and the Schwäbische Albverein, which built it in 1925, still operates it today.