Wrigley Field wall
Ivy
1939 by Bill Veeck
Wrigley Field
Boston Ivy
It might be so that the batters don't lose their vision of the ball after it is thrown by the pitcher.
anywhere
no
Poison ivy is ivy,which is a vine plant. It's usually low on the ground but sometimes can grow tall enough that it attaches to the tree
Yes
Yes
Vines can grow on houses, particularly ivy or kudzu.