What do you call a temporary release of water from a dam?

What to bring to an amusement park? What coal producing states border the great lakes? What is the warmest temp of the south Pacific Ocean? Where in Qins tomb were the Terracotta Soldiers? Why was you have a dream speech given at the Lincoln memorial? Who did Michelangelo paint into the Sistine chapel as an insult? What is a raised road across water or marshland an area of soft wet land that has many grasses and other plants? What is the area of Bass Rock? What is the closest airport to Carlsbad Caverns? Who was the Northern general most responsible for taking the Mississippi river? How much did kingda ka cost? How does beach nourishment work? Which countries have coastlines along the Pacific Ocean? What was the first prize for the first stair climbing competition in 1905 on the Eiffel tower? Who claimed the huge area from the great lakes to the gulf of Mexico for France? Did Brooklyn bridge get lit by electricity first? What are the special events of the Tower of London? Chemosynthetic communities in the ocean can be found? What is the Name the 2 countries where you find the source of both branches of the Nile? Are the scorpions in the Sahara desert?