What roller cost the most?

What is the name of a place where water comes out from desert? Why would a man just disappear rather than say goodbye? What was the main function of the compound on Ellis Island? Where is the biggest fresh water reserve? Why do the people of Lake-town treat the dwarves so well? Where are ocean trenches around the world? London Bridge was built by Romans? In what country is the river Nokia? Why do tourists come to this country? How human activities modify features in the river channel? Did the Tigris and Euphrates river help start the culyure of mesopotamia people? What are the 5 native animal species in the Atlantic ocean? What is the stuff you build your wall called? How do tsunamis kill people? What does bridge H2O mean? Who made coast to coast model 320? What legacies did junipero serra leave behind? How tall is castle rock in Michigan? What are the seven wonders of the sea? Why is drinking ocean water harmful?