Vrnjačka Banja (Serbian Cyrillic: Врњачка Бања) is a town, municipality, and a resort, mineral spa located in Raška District of Serbia. It contains the world's only hot spring with a temperature measuring exactly that of the human body (36.5 degrees Celsius).

The population of the town is, according to 2011 census, 10,004, while population of the entire municipality was 27,332.

Vrnjačka Banja is the most celebrated and most popular spa town of Serbia and at same time, a very attractive recreative centre. Situated in a great park full of trees with particularly charming houses, the town has a promsing future. Surrounding Vrnjačka Banja are UNESCO protected medieval buildings, which serve as a reminder to early European civilisation. Other nearby landmarks include the first court of the Serbian Archbishop, the Žiča Monastery and the beautifully frescoed Sopoćani Monastery which both date back to the thirteenth century and the twelfth century Studenica Monastery all of which are nestled in the colourful Ibar River Valley.

Darko Rundek (January 30, 1956) is a Croatian rock singer, songwriter, poet, and actor. His music career started in the early '80s, as the frontman of the world music influenced rock band Haustor. Living in France since 1991, he recorded five albums with various musicians from different parts of the world: Apokalipso, U širokom svijetu, Ruke, MHM A-HA OH YEAH DA-DA and Plavi avion.

Haustor was formed in 1979 by Srđan Sacher (Bass), and Darko Rundek (Guitar and Vocals), with Zoran Perišić (Drums) and Ozren Štiglić (Guitar). Damir Prica (Saxophone), Nikola Santro (Trombone), and Zoran Vuletić (Keyboards) completed the original Haustor line-up. They were open to reggae, Latin American music and African music influences and were one of the top bands of the rock scene in Yugoslavia, performing numerous concerts to thousands of spectators.

The band released four studio-recorded albums during the 80’s: Haustor in 1981, Treći Svijet (Third world) in 1984, Bolero in 1985 and Tajni Grad (Secret Town) in 1988; three singles: 'Moja prva ljubav' (My first love) in 1980, 'Zima' (Winter) in 1981 and 'Radio' in 1982. The live album Ulje je na vodi (Oil on the water) was recorded in 1982 and released in 1995, and 81-'88 (The best of) was released in 1995.