Dutch castles are historical structures found throughout the Netherlands, showcasing a variety of architectural styles from the Middle Ages to the Renaissance. Many of these castles served as fortifications, residences for nobility, or administrative centers. Notable examples include Kasteel de Haar and Muiderslot, which attract visitors for their beauty and rich histories. Today, many Dutch castles are preserved as museums or cultural sites, offering insights into the country's past. They often feature beautiful gardens, impressive interiors, and exhibitions that highlight the lives of the nobility and the significance of these structures in Dutch history.