Nestled in the picturesque Upper San Gabriel Valley of California lies a hidden gem of a town founded in 1771, boasting a population of around 323,899. This charming town is steeped in history, once a hub for Spanish missionaries and later a bustling agricultural community. With sister cities around the globe, this town offers a unique blend of small-town charm and international flair, making it a must-visit destination for any traveler seeking a taste of both local culture and global connections.