This famous Barcarolle is an arrangement of the duet from Offenbach's opera 'The Tales of Hoffmann'. Its rich harmonies and expressive melody create a deeply romantic and melancholic atmosphere.
Focus on creating a smooth, legato line with controlled pedaling to achieve the characteristic rocking effect.
Barcarolle from Tales of Hoffman is rated Henle level 6 of 9 — advanced repertoire, roughly ABRSM grades 7–8. In the RCM system it corresponds to about level 7.
You should be comfortable at Henle level 6 — meaning you can already play level 5–6 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Barcarolle from Tales of Hoffman lasts about 4.5 minutes.
Barcarolle from Tales of Hoffman is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.