What is This type of roof derives from an arch and can be a shaped hemisphere?

Which body of surface water is stationary (not flowing)? What is a sentence for the Great Wall of China? Why was common language so important to building the abbasid empire? Which ocean washes the United Kingdom? What is the date of when the blarney castle was built? When will the Ohio River crest? How deep does benthocodon live under the sea? How many people will reach the Eiffel Tower? Where is the esopogous located? Did white castle invent the spatula? What major rivers in coventry west midlands UK? Which body of water in egypt has both fresh water and salty water? Which countries borders lake Victoria? What is the pH of polluted river? What baby floated down the nile river? Why is the palace of Versailles so important? How many tons of marble to build Parthenon? What cities do you go through on your way to banff? What is the biggest beaver dam? How do you pronounce Louvre?