At the southernmost end is the so-called Baldwin Tower, named after Baldwin of Flanders, who was captured by Bulgarian Tsar Kaloyan in a battle against the knights of the Fourth Crusade in 1205.
Na najjužnijem kraju nalazi se takozvani toranj Baldwin, nazvan po Baldwinu od Flandersa, kojeg je zarobio bugarski car Kaloyan u bitci protiv vitezova Četvrtog križarskog rata 1205. godine.