A tall saguaro cactus stands alone on a small hill while the sun sinks below the horizon. The sky glows with layers of orange, red, and purp...

A tall saguaro cactus stands alone on a small hill while the sun sinks below the horizon. The sky glows with layers of orange, red, and purple, and long shadows stretch across the sand. A few birds fly across the sky, and distant mountains create a dark silhouette, giving the scene a peaceful southwestern ...