The term 'Ravel Work Immortalized in '10'' refers to the classical music composition 'BOLERO' by Maurice Ravel. The piece was composed in 1928 and is one of Ravel's most famous works. It is a one-movement orchestral piece that builds on a repeating theme, gradually increasing in intensity until it reaches a climax. The piece has been featured in many films and is considered one of the most recognizable pieces of classical music.