Spanish colonial architecture refers to the style of buildings constructed during the period of Spanish colonization in the Americas, primarily from the 16th to the 19th centuries. This architectural style is characterized by its use of stucco walls, red-tiled roofs, and arched doorways. It often incorporates decorative elements such as wrought iron balconies and colorful tiles, reflecting a blend of Spanish and indigenous influences. Common features of Spanish colonial architecture include courtyards, thick walls for insulation, and wooden beams. This style can be seen in various regions, including Mexico, California, and parts of South America, where it has left a lasting cultural and historical impact.