Antarctica: Icy Testing Ground for Space
Scientists from 12 nations cooperate to study one of Earth’s most hostile environments, as a model experience for exploring the moon and planets.
Mexico’s Window on the Past
The enormous National Museum of Anthropology in Mexico City displays fabulous Olmec, Maya, Zapotec, and Aztec artifacts.
A Teen- ager Sails the World Alone
Navigating by sun and stars ( with a sextant) , a young American captained his 24- foot fiberglass sloop Dove across the Pacific and Indian Oceans, stopping to meet local people along the way, in the first leg of a round- the- world adventure.
Great Smokies National Park: Solitude for Millions
Skiing, horse treks, and fishing are the simple pleasures offered by this slice of Appalachian wilderness on the Tennessee- North Carolina border.
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