Who is the tallest baseball player in the USA?
Jon Rauch
Jon Erich Rauch (born September 27, 1978) is an American former professional baseball pitcher. At 6feet 11inches (2.11m), he is the tallest player in Major League Baseball history.[1] He is also an Olympic Gold Medalist.
Green Monster
The Green Monster is the highest among the walls in current Major League Baseball fields, and is the second highest among all professional baseball fields (including minor leagues), falling approximately 6 inches short of the left field wall at the PeoplesBank Park in York, Pennsylvania.