What monument is situated in the middle?

How do you build a Stone Keep castle? What is the total length of the bridge of sighs? How might Americans history be different if France had sold New Orleans allowed American farmers to use the Mississippi River but kept the rest of the Louisiana territory? Why is the Bermuda triangle so messed up? Where is the Glenn Highway Scenic Byway Association Inc in Eagle River Alaska located? How do a coffee tree adapt to the tropical rain forest? What resources come from the sea? Did John Quincy Adams swim naked in the Potomac? How do you say cn tower in french? Who are the artists in the Louvre? Why does the soil lose nitrates during heavy rain? What is the GPS address for Niagara Falls NY? Total number of seats on roller coaster? Can one travel by boat from the Atlantic Ocean to the Pacific staying in the US? What is the area of Cunnawarra National Park? Is there a purple hippo at the bottom of lake surprise? How many counties does the Boyne river pass? Where Banawe Rice Terraces located? What is the phone number of the Five Civilized Tribes Museum in Muskogee Oklahoma? What is the role of rivers in shaping human life Focus on atleast one Indian river?