Why is the Malahide castle is important?

What were some of the features of a stone keep castle? Why does nothing grow in the dead sea? Who has the most population in rocky mountain region states? How much of the original structure is left of mission San Juan Capistrano? Who is considered the king of roller coasters? Which agent of erosion was primarily responsible for forming the long U-shaped valleys in the Finger Lakes region of New York State? Which state became important port on Lake Erie? Where is the Volta river located? How many kilometers are the 4 longest rivers? How much of earth's mass is water? What are the measurement of Alcatraz island? Which map might change if the rainforest were destroyed? What is a small part of larger group? What is size of an ocean wave made by wind? Why did armpit in holes go to camp green lake? Why was the nile imortant to Egypt? What is the ridge of sand built up by the action of waves and currents? What is the difference between the woods and the desert? What did Rifka value in Ellis Island? Where does castle learning get their questions from?