A mesmerizing view of a bird migration over the tranquil waters of the San Pablo Bay National Wildlife Refuge. Full Description: On a cloudy April day in 2025, the San Pablo Bay National Wildlife Refuge in Vallejo, California becomes a picturesque scene as a vast flock of birds graces the water's surface. The photo captures the serene beauty of nature where land, sky, and water converge into a harmonious display. A car is barely visible in the distance, illustrating the delicate balance between nature and human presence. The refuge is a sanctuary for wildlife, providing a perfect backdrop for witnessing the wonders of animal migration. The cloudy sky adds a layer of tranquility, making this moment in time an ethereal experience of nature's orchestrated rhythms.