How many people go to dunes?

Which river is longer the nile or the rio grande? What is the two lakes connected by peace river in Canada? What year did Kings Island open? What lives inside the coral polyps? What is the approximate height of a bushman of Kalahari? Where is the Twin Bridges Historical Association in Twin Bridges Montana located? What day did they start building the taj mahal? Why does the earth not absorb all the water from lakes and oceans? Are there amusement parks in Colorado? What island on the great lakes has the highest population? Are nile crocodiles endangered animals? Are the oxygen levels same at different depths of water? Where are delta rivers located at? How long doest it take to get to Alton towers from dundee? How are forests categorized? What sharp objects can be found on a beach? What river is the great river in Nigeria? Name of song with Philip bailey and the emotions? Why are they called flood plains? How are estuary made?