Final answer:
After being displayed in the Museum of Modern Art in New York, Guernica was later returned to Spain and is now permanently housed in the Reina Sofia, Spain's national museum of modern art in Madrid.
Step-by-step explanation:
After being displayed in the Museum of Modern Art in New York, Guernica was later returned to Spain and is now permanently housed in the Reina Sofia, Spain's national museum of modern art in Madrid.