How dirty is the blarney stone?

What is a canal system? What Changes in ocean currents have caused what to occur to people who are living in the inland parts of North America? What are the three largest lakes in Oregon? What is the capital of Utah the state that contains the largest natural lake west of Mississippi River? Does the gulf stream warm the waters off of Massachusetts? How did the builders raise stones off the ground to build the stonehedge? Why did it take 4 years to make the Golden Gate Bridge? Why do governments ignore industrial pollution in rivers? Historically the earth ocean had a pH of 8.2. In recent years it has dropped to 8.1. How might this change affect the ocean environment? Why did William built the Tower of London at that place and not somewhere else? What attracts tourists? What is the drainage pattern of the river Tapi river? Is lake water good for hair? Which animal fascinates you and why? How many boxes did Lady Liberty come in? How does the Nile look on the Nile river map compared to the delta map? What is the weight of a 4x12x20 rough sawed cedar beam? Which is the largest delta in the world? What is X2 at Six Flags? What are separated compartments where water levels were raised or lowered?