Beneath the Teotihuacan pyramid in Mexico, the remains of 2,000-year-old flower offerings were discovered within an underground tunnel. The pyramid is in the ancient city of Teotihuacan ...

Janet Jarman In the fall of 2003, a heavy rainstorm swept through the ruins of Teotihuacán, the pyramid-studded, pre-Aztec metropolis 30 miles northeast of present-day Mexico City. Dig sites ...