Artist Hung Liu (b. 1948 in Changchun, China; d. 2021 in Oakland, CA)–as a former immigrant fleeing political persecution herself–reminds audiences that an immigrant’s story upon arriving in America represents merely the tip of that person’s personal iceberg in an achingly beautiful exhibition of her paintings, “Hung Liu: Portraits of Promised Lands,” on view now at the Smithsonian’s National Portrait Gallery in Washington, D.C..