Tiefland ("Lowlands") is a 1954 West German opera drama film directed, produced, co-written, edited by and starring Leni Riefenstahl, and based on the 1903 eponymous opera composed by Eugen d'Albert to a libretto by Rudolph Lothar based on the 1896 Catalan play Terra baixa by Àngel Guimerà. The film co-stars Bernhard Minetti, and is Riefenstahl's last feature film as both director and lead actress.