The Empire State Building in New York City is one of the world's most visited buildings. The tall office building was built in 1931, during a period known as the Great Depression. Find out more in Empire State Building, a title in the Structural Wonders of the World series. Structural Wonders of the World is a series of AV2 media enhanced books. Each title in the series features easy-to-read text, stunning visuals, and a challenging educational activity....

Also known as Liberty Enlightening the World, the Statue of Liberty stands as a symbol of the United States. It marks the principles of democracy and freedom on which the country is based. Find out more in Statue of Liberty, a title in the Structural Wonders of the World series. Structural Wonders of the World is a series of AV2 media enhanced books. Each title in the series features easy-to-read text, stunning visuals, and a challenging educational...