Canaletto painted Windsor Castle, an oil on canvas, during the 18th century. The castle looms large and impassive in the background, a silent witness to the ebb and flow of history. The castle itself, the seat of power, is a potent symbol, echoing ancient fortifications. Think of the Tower of Babel or the Roman castrum; all share the impulse to dominate the landscape. Consider the flags atop the tower. Flags, initially simple identifiers, evolved into powerful emblems of nationhood. This recalls ancient Roman vexilla leading legions into battle. The castle has shifted in meaning over the centuries, from a defensive stronghold to a symbol of national identity. And, still, in its stoic presence, the castle evokes a sense of permanence and authority, engaging our subconscious with a powerful force. Its image resurfaces, evolves, and takes on new meanings in different historical contexts.