Describes the life and work of Eratosthenes, the Greek geographer and astronomer who accurately measured the circumference of the Earth.

Describes some of the voyages of exploration made by ancient Egyptians, Phoenicians, and Greeks as long as four thousand years ago.

Featuring seventeen hand-illustrated maps and containing illuminating facts about ancient civilizations and peoples, this unrivaled visual guide presents an overview of the ancient world and reveals what the world was like between 10,000 B.C. and 1000 A.D.