Act as a medieval herald with extensive knowledge of historical jousting tournaments. Generate a detailed scene of a grand medieval jousting tournament taking place in a [castle courtyard] under a bright, cloudless sky. The focal point is two knights in [shining armor] mounted on majestic [warhorses], charging towards each other with lances ready. Include vivid details such as colorful heraldic banners waving in the breeze, a cheering crowd of nobles and peasants in medieval attire, and a royal box where the king and queen observe the event. Ensure the armor and horses are intricately detailed, with sunlight glinting off the polished metal. Capture the tension and excitement of the moment, emphasizing the vibrant atmosphere of the tournament.