What are the branches of the Smithsonian?

How did cornelius van Drebbel contribute to your understanding of the oceans depth? What eats flatworms in the ocean? When was New Point Loma lighthouse created? What is the area around the Pacific ocean called? Where is the mouth of river Shannon? Who constructed the Eiffel tour? What was the rhythm for Dover Beach? Do salish lived by the pacific coast? What time of year do Jews visit the western wall? What types of technology are used to study ocean floor? Are wind speeds the same over land as they are over the ocean? What is the highest waterfall in the world and what is the country it can be found in? Is St. Louis the name of a city river or a city and a river? Can sloths jump? What matirial is the lupu bridge made of? What is the meaning of domestic tour operator? What is the height of the channel tunnel? Is the pacific ocean off the east coast of the US? Which factor affect the drainage pattern? Why is the Great Wall of China important?