Macau's Grand Battery is one of the oldest Western Battery Buildings in China. For more than three centuries, the Grand Battery has been the core of Macao's defense system. Until 1965, it was rebuilt as a meteorological station. It is now a part of Macao's historic urban area and a tourist attraction in Macao. The elevator next to the museum leads directly to the big gun stand. We walk from the museum to the big gun stand. As it rained all the time that day, the rain on the artillery barracks stopped basically, but the fog was very heavy. It was not very clear from the artillery barracks to see the city proper. The artillery mentioned on the Internet is right for Portugal. Because the new Portuguese Kyoto is not very clear, the so-called "effect of shelling Portugal" is also greatly discounted.