AS THE UNITED STATES celebrates its 250th birthday, New Mexico’s Department of Cultural Affairs (DCA) has curated special exhibitions at its museums and historic sites in honor of the semiquincentennial. While New Mexico did not achieve statehood until 136 years after the signing of the Declaration of Independence, our diverse cultures and communities possess rich, longstanding stories worth celebrating. Here’s a peek at what these institutions offer, ranging from object-based historical exhibitions to expansive surveys of New Mexico artists across generations.