1. Which of these buildings is made from marble? Empire State Lincoln Memorial Hoover Dam Guggenheim Museum

2. Which of these structures is made of copper and stands on a granite base? Statue of Liberty Golden Gate Bridge Mount Rushmore Brooklyn Bridge

3. Which state,(admitted to the union in 1889) is home to the Grand Coolee Dam? California Washington Oregon Arizona

4. Which of these bridges opened in 1883? George Washington Bridge Golden Gate Bridge Brooklyn Bridge Bayonne Bridge

5. In which of these US national cemeteries are the graves of 3,800 former slaves to be found? Fort Barrancas Presidio Arlington Fort Custer

6. Which famous/infamous US island used to be nicknamed 'Island of Tears'? Alcatraz Ellis Molokai Staten

7. The concrete that made this dam would provide a four foot wide footpath around the earth at the equator. Which dam is being described? Bonneville Glen Canyon Hoover Dam Grand Coulee

8. In which US city can you find the Wainwright Building , the prototype of the modern skyscraper? New York St. Louis Chicago Boston

9. Rhode island could fit twice into which of these lakes? Blue Lakes Walker Lake Lake Mead Pyramid Lake

10. In which of these Arizona parks can what is to be believed to be the world's largest travertine bridge be found? Tonto State Park Grand Canyon Sonoran Desert Alamo Lake State Park