What is associated with: at 183 miles wide 13000 feet deep bailly is the largest distinct one of these?

What is associated with: at 17 this russian was an enfant terrible in 1929 he composed the ballet lenfant prodigue? Based on the clue 'at 18 feet in height this tallest mammal could eas...', what is the answer? Based on the clue 'at 18 this composer studied with friedrich wieck ...', what is the answer? What is associated with: at 1815 feet it gives toronto some of the clearest tv reception in north america? What is associated with: at 1864 square miles its much bigger than its neighbor tobago? Based on the clue 'at 19 he was the youngest competitor in the house ...', what is the answer? Based on the clue 'at 19 this country cutie became the youngest singe...', what is the answer? What is associated with: at 1921s shuffle along you could sing along with eubie blake noble sissles im just wild about…