Broad staircases climb the imposing Pyramid of the Sun in the ancient Meso-American city of Teotihuacan, the low foundation walls and staircase of a much smaller temple in the foreground, beneath a pa
Broad staircases climb the imposing Pyramid of the Sun in the ancient Meso-American city of Teotihuacan, the low foundation walls and staircase of a much smaller temple in the foreground, beneath a pale blue sky daubed with clouds, outside Mexico City, Mexico.