Set in a beautifully preserved Franciscan convent that dates to 1586, the Regional Museum is the best place in the city to understand the pre-Hispanic and colonial history of San Luis Potosí and the Huasteca region. The archaeological collection focuses on the Huastec culture — a coastal civilization whose territory stretched from Veracruz to Tamaulipas — with jade ornaments, figurines, and stone carvings that demonstrate a sophisticated artistic tradition largely overshadowed by the Aztec and Maya.
The colonial rooms cover the mining era that made the city wealthy: silver and gold extraction, the Jesuit missions, and the trade routes that connected San Luis to Mexico City and the northern frontier. The convent's cloister is a peaceful space in itself, with orange trees in the courtyard and carved stone capitals on the arches.