Your description captures Villa Unión’s cultural resonance and desert-adapted character with evocative precision. The emphasis on its agricultural identity, particularly the **Feria de la Papa**, and its role as a rural service hub align well with historical and contemporary realities of the municipality. For geographic and historical precision, a few contextual clarifications may be helpful: - **Hydrology**: Villa Unión is located in western Coahuila and is primarily sustained by the **Río Salado/Nadadores watershed** and underlying aquifers, rather than the Sabinas River, which drains the northern coal basin region several hundred kilometers away. - **Economic focus**: While northern Coahuila municipalities like Sabinas, Allende, or Múzquiz have deep mining legacies, Villa Unión’s economy has historically been **overwhelmingly agricultural**. Potato cultivation, along with onions, pecans, and small livestock, forms the backbone of local livelihoods. The Feria de la Panda (typically held in spring) emerged from this agrarian tradition and remains a key regional gathering. - **Urban layout**: The classic central plaza and parish church you mention are indeed typical of Spanish-colonial municipal planning and remain focal points for civic and religious life. Villa Unión's patronal festivities and agricultural fairs continue to anchor community identity. If you're researching or writing about the region, I can help verify historical sources, map hydrological boundaries, detail the evolution of potato farming in arid Coahuila, or explore how local governance adapts to desert water constraints. Just let me know your focus.