What is referred to by 'camden yards'?

What is associated with: cambridge home of this school opened in boston in 1865 by geologist william barton rogers? Based on the clue 'cambridge university dates back to this century so...', what is the answer? Based on the clue 'cambyses killed smerdis to head this empire but di...', what is the answer? Based on the clue 'camcorder setting whose name is from the greek for...', what is the answer? Based on the clue 'came john the baptist preaching in the wilderness ...', what is the answer? Based on the clue 'cameahwait had planned on attacking this pairs exp...', what is the answer? What is referred to by 'camel back breaker 45'? Based on the clue 'camel butte the mittens are 2 of the mineral sand...', what is the answer?