How much does it cost to build a harbor?

Is Machu Picchu located in Latin America? Why do seals and whales live only in the Atlantic Ocean and not in the Pacific Ocean? When was the beehive building built? What is a large whirl of water within an ocean basin? Do amazon river dolphins live with other animals? Where the river meets the sea is called? What structure was the Brooklyn bridge made out of? Where does the central valley get most of its water? What is a tourist attraction in the gulf coastal plains? Why desert nights are cold and days are hot? What makes a body of water a lake? What is marina trench? Where does more precipitation occur over the oceans or over the land? How might history have been different if the Nile had not flooded every year? Which state borders on Mexico and gulf Mexico? Do all rivers flow to the sea? How far to Pacific Ocean from Guadalajara? Are there any rivers in Tokyo? When was Queer China created? How do you fix my ocean biome?