Given the task definition and input, reply with output. Generate a correct and concise answer for the question based on the words in the context.

Context : Giant Magnolias on a Blue Velvet Cloth (1890) is an oil on canvas still-life by Martin Johnson Heade acquired by the National Gallery of Art in 1982.
Question : What is the name of the place where Giant Magnolias on a Blue Velvet Cloth can be found?
National Gallery of Art