Hertford Castle is a historic structure located in Hertford, England. Originally built in the 15th century, it served as a royal residence and a defensive fortification. The castle features a mix of architectural styles, reflecting its long history and various renovations over the years. Today, Hertford Castle is a popular tourist attraction and a venue for events. The grounds include beautiful gardens and scenic views of the River Lea. Visitors can explore the castle's history through guided tours and exhibitions, making it a significant landmark in the region.