The Plaza Mayor in Lima, Peru, is the main public square in the historic center of the city. Dating back to 1535, it's surrounded by important landmarks like the Government Palace and the Metropolitan Cathedral. Over the years, it has been a bustling market, a bullfighting ring, and even the site of the Inquisition. Today, it's a vibrant hub where history meets modern life, making it a must-visit spot for locals and tourists alike.