Is the mojave desert the hottest spot on the earth?

It was built for the worlds fair of 1889? Will the pendulum that keeps correct time at Karachi be accurate at the mount Everest? Is the abrevatoin for desameter dam? Where is the most beautiful place for proposal in Bangkok? What is tikal national park made of? Can sea pink sponges hurt you? What is the shape of the leaning tower of Pisa and why? What are notched parapets on top of walls known as? What are some major rivers or lakes in the Hudson Bay lowland? How do you keep the guards happy in prison tycoon Alcatraz? Where is walker state park? Why is the Leaning Tower of Pisa the national icon of Italy? Why is the Mississippi river called old man river? A rabbit lives in a wooded area with the small stream running through it what is the name of this wooded area and the stream? What colors are lighthouses? What is the name of a periodic reversal of the pattern of ocean currents and water temperature in the mid pacific region? What do the Washington Monument in Washington DC and El Obelisco Nacional in Buenos Aires in Argentina have in common? Does the grand canyon reach to the mantle? Where did william of normandy build motte and bailey castles? What is the tallest mountain in Europe located between the Black Sea and the Caspian Sea?