How much does it cost to build a sky scraper?

In which city could I see Sugar Loaf Mountain? Where in the US is the Nile River located? Where does the euro tunnel take you? Can you see Grand Canyon from California? If a 55-gallon drum represented all the water on Earth how much water would be in the oceans? What industrial factories are on the river Rhine? What is the gender for visitor? Will a brick sink in the dead sea? What is the zip code for Waikiki Beach? Is there a desert in Memphis? What is the height of the tide in the Bay of Fundy? Are there any islands or lakes in Iowa? What is the longest journey ever made by ocean kayak? What river is the primary outlet for the great lakes? How far into Lake Erie does Cleveland extend? What can be use on a roller coaster or track to help the ride accelerate? Why did Frank Harris quit working on the Brooklyn Bridge? Is a canyon a part of the hydrosphere? What do the people wear along the Nile River? How many forest fires happen in the Rocky Mountains a year?