What is the largest mountsin in the rocky?

What south American country is south of Columbia and north and west of Peru it is also is on the coast of the pacific ocean? What river joins the Mississippi river about halfway between Memphis and Vicksburg? What well is mother shiptons cave? In what country was the Berlin Wall located? What is a wall built across a river to hold back water? Which countrys was located along the great lakes st. lawerence river and Mississippi river? What are the names of the canyons along the Colorado river? Why are dams built near river? How much do you get paid working at Six Flags Fiesta Texas? Which is not considered a wetland? What geographical region can you find deltas and peninsulas? What are the dangerous elements in a tropical rainforest? Where did lighthouse keeper stay? Is this place is a zoo a idiom? What body of water do the dnieper and don rivers flow into? What is the distance from Youngstown Ohio to Cedar Point? Is coral larvae sessile? What are sea-going bandits? What is deep holes in the ocean floor called? How did completion of the Erie Canal in 1825 affect US commerce?