2. The things we already have are more valuable than the things we only hope to get.

6. Picture of Machu Picchu

7. (March 29, 1918 – April 5, 1992) A businessman and entrepreneur best known for his founding of Wal- Mart and Sam’s Club.

12. A 19 th century English author. His works include A Christmas Carol, David Copperfield, Great Expectations, Oliver Twist, and others. He used his books to portray the suffering of the working class.

14. A nurse of the 19 th century who founded the American Red Cross in the 1880s. She had organized nursing care for Union soldiers during the Civil War.

15. A 5,000-foot-deep gorge carved by the Colorado River in northwestern Arizona. Grand Canyon National Park is a great tourist attraction.