St John's Rapids (opera)

Svatojanské proudy ("St John's Rapids") also called Vltavská víla ("The vila of the Vltava") is an opera by Josef Richard Rozkošný to a libretto by Eduard Rüffer [de].

It was first performed, conducted by Bedřich Smetana, in 1871.^[1] It was performed another six times at the Národní divadlo in 1885, and thirty five times in total.