1491: new revelations of the Americas before Columbus

Holmberg's mistake: View from above

Numbers from nowhere?: Why Billington survived

In the land of four quarters

Frequently asked questions

Very old bones: Pleistocene wars

Cotton (or anchovies) and maize (tales of two civilizations, part I)

Writing, wheels, and bucket brigades (tales of two civilizations, part II)

Landscape with figures: Made in America

Amazonia

Artificial wilderness

Great law of peace.