Image © Schloß Schönbrunn Kultur- und Betriebsges.m.b.H. / Sisi Museum / Photobusiness Artothek

Young, pretty and adored by all, she married her handsome prince far too soon. The princess was soon estranged from a much older husband and sought every opportunity to slip away from the stifling formality of the court. No, not Diana, but the life and times of another European princess a century earlier were equally romantic – and tragic.