What is associated with: alex in tanzania this crater in tanzania is the largest unbroken caldera in the world its home to over 20000 wild animals?

Based on the clue 'alex im at the titanic artifacts exhibit at the wo...', what is the answer? What is associated with: alex im at the titanic artifacts exhibit at the world trade center boston this 16 ton piece of… Based on the clue 'alex in africa the name of the animal behind me r...', what is the answer? Based on the clue 'alex in gangster accent listen you mugs i didnt d...', what is the answer? Based on the clue 'alex jimmys still there camel hairs are sometimes...', what is the answer? Based on the clue 'alex lets find out from sarah like the part of th...', what is the answer? Based on the clue 'alex lets get the clue from sarah this time my te...', what is the answer? Based on the clue 'alex lets go to cheryl in new york city for this ...', what is the answer?