Based on the clue '2 of this famous group of 7 are the pyramids at gi...', what is the answer?

Based on the clue '2 of these that mention dancing are number 30 num...', what is the answer? Based on the clue '2 of these towered over the deck were used as fla...', what is the answer? Based on the clue '2 of this artists most famous landscapes view of d...', what is the answer? What is associated with: 2 of this composers big hits in 1889 were the thunderer the washington post? Based on the clue '2 of this innovators early puppets were named wilk...', what is the answer? Based on the clue '2 of this south american citys most popular beache...', what is the answer? Based on the clue '2 of this states largest lakes are quabbin reservo...', what is the answer? Based on the clue '2 of wilkie collins plays were performed at a thea...', what is the answer?