Describes historic places in the United States associated with Native American history and culture, including Little Big Horn Battlefield, Alcatraz Island, and Nez Perce National Historic Park.
An exploration of eleven historic places in the United States associated with science and invention, providing general information about each site, and discussing who lived there, how the place related to that person's life and work, and what it is like to visit there today.
Describes the orbit, temperature, surface formations, composition, and theories of formation of the planet Mercury, and the probe Mariner X that took pictures of it in 1974 and 1975.
Traces the history of bridges in America, focusing on the people and technology involved in the construction of wooden, iron, suspension, cantilever, and modern-day bridges.
A comprehensive look at the exploration of the universe, from observations of ancient skywatchers to the first orbiting observatories and voyages of robot spacecraft to the outer solar system.
A comprehensive look at comets, from man's earliest observations of "hairy stars," to recent sightings of Comet Shoemaker-Levy 9 and Halle-Bopp, to future space missions to study comets in the outer solar system.
A comprehensive look at stars and their "life cycle," from human's earliest observations of the constellations to recent discoveries about black holes and future space missions to study our sun and other stars.
