Offers a brief overview of the history of the Taj Mahal, discussing its original purpose, where it is, why it is considered a threatened monument, and what is being done to conserve it.
Offers a brief overview of the history of the Great Wall of China, discussing its original purpose, how it was built, why it is considered a threatened monument, and what is being done to conserve it.
Describes the history and natural beauty of the Great Barrier Reef, and discusses its ecological troubles and efforts to conserve its resources. Includes a glossary, color photographs, and Internet links.
