In 1799, Alexander von Humboldt and Aimé Bonpland set out to determine whether the Orinoco River connected with the Amazon. But what started as a trip to inves

A new hardcover selection of the best writings of the visionary German naturalist whose ideas changed the way we see the natural world. Selected and introduced

Mexico's history reaches back 4,000 years, beginning with the Olmecs who lived in the Yucatan Peninsula. That remarkable civilization created those huge stone h

To the modern eye, the architects at Chich’en Itza produced some of the most mysterious structures in ancient Mesoamerica. The purpose and cultural influences