AAA Editor Notes
Mazatlán Archeological Museum (Museo Arqueológico de Mazatlán) is at Calle Sixto Osuna #76, just e. of Paseo Olas Altas. The small collection focuses on paintings, clay figurines and regional artifacts. There also is an exhibit that covers the Mexican Revolution and Mazatlán's early history. Most background information is in Spanish.
Guided tours are available.