Velké Losiny (German: Groß Ullersdorf) is a spa municipality and village in Šumperk District in the Olomouc Region of the Czech Republic.

The family had rebuilt the local fortress into a castle, had built new church and founded here a spa and a paper mill.

They were conducted by Heinrich Franz Boblig von Edelstadt, who was summoned to Velké Losiny by Countess Galle and eventually stopped by the brothers Joachim and Maximilian of Zierotin.

[4] Velké Losiny is located on the railway line from Nezamyslice to Kouty nad Desnou via Prostějov, Olomouc and Šumperk.

The castle consists of three wings overlooking the courtyard with three floors of arcade galleries and is crowned by a narrow octagonal tower.

The sulfur curative thermal water pumped from a depth of 1,200 metres (3,900 ft) underground reaches temperatures up to 37 °C.

It is a national cultural monument and an applicant for inclusion on the UNESCO World Heritage Sites list.

At the turn of the 18th and 19th centuries, the set of buildings acquired its present-day late Baroque and Neoclassical appearance.