The Pyramid of the Moon may be the smaller of the two pyramids at Teotihuacán, but its plaza at the end of the Avenue of the Dead makes it no less impressive. The Pyramid of the Moon stands 140 feet and is the northernmost structure at the mysterious site. Click the above image to enlarge, click to view my high-resolution photo gallery, or click to read my travel guide “How to Take a Self-Guided Tour of Teotihuacán.”