Conversation so far:
What is a Giro-Tour Double for Eddy Merckx?
Merckx also became the third to accomplish the feat of winning the Giro d'Italia and Tour de France in the same calendar year.
Did Eddy Merckx tour in the U.S.?
Eddy Merckx never toured in the U.S.

Question: Where did he tour?
Self-contained rewrite: Where did Eddy Merckx tour?