Based on the clue 'a 5k walk benefits this childrens research hospita...', what is the answer?

Based on the clue 'a 500 foot tall one of these fair attractions is p...', what is the answer? Based on the clue 'a 500 year old hospice built for these travelers t...', what is the answer? What is associated with: a 55 lb 1 oz specimen of the northern type of this long sharp toothed fish was pulled ashore i… What is associated with: a 5500 mile long section of it runs from mount hu near dandong to a spot in gansu province? Based on the clue 'a 5th c bc greek philosopher was 1st to theorize t...', what is the answer? What is associated with: a 6 day fast by this man in 1932 changed the way the untouchables in india were treated? Based on the clue 'a 6 foot tall blue jay named mordecai rigby the r...', what is the answer? Based on the clue 'a 6 foot wide 6 foot deep ditch in front of your h...', what is the answer?