gray, overcast day in Guimarães, Portugal

gray, overcast day in Guimarães, Portugal. It begins with a high-angle shot overlooking the town from a stone wall. The camera then pans along the wall, showing its rough texture. It moves to the walkway of a castle, surrounded by high stone walls and crenelated towers. The architecture is medieval, with rectangular stone construction. The sky is uniformly gray, suggesting a rainy or cloudy day. No people are visible in the video.