Take a new look at ancient history through the seven wonders of a geographical or cultural region. Each book in this series explains the qualities that makes so

Describes seven phenomena about the outer planets of the solar system and their moons, including the great red spot of Jupiter and the underground sea of Europa

Describes seven major developments in technology that make possible new discoveries about the universe, including undersea exploration devices, the Hubble space

Looks at seven natural wonders of Central and South America, including Angel Falls, the Galapagos Islands, and the Amazon River.