Down in the tunnels of Dover Castle were canons protecting the castle from unwanted visitors. I can only imagine how loud it may have been when those canons were firing.
It's hard to watch a sunset and remember it's the Earth that is spinning. From all outward appearances, it is the sun that is falling from the sky. We sit and watch the sun drop below the horizon and figure that someone in Australia is watching the sun come up. Later, their sunset turns into our sunrise.
On our whirlwind tour of France, we whirled past the Arc de Triomphe. We actually stopped for a few minutes, but just long enough to say we stopped there. A symbol of the French nation, it links old and new Paris, standing on the highest point of the line running from the Louvre to the newer Grande Arche de la Défense.