Which line separates the USA and Canada?
What is the boundary line between India and Pakistan called?
Which line separates North Korea and South Korea?
Which line marks the border between India and China?
Which line separates Afghanistan and Pakistan?
What is the boundary line between Egypt and Sudan called?
Which line marks the border between Vietnam and China?
What is the boundary line between Israel and Palestine called?
Which line marks the boundary between Australia and New Guinea?
Which line marks the boundary between Chile and Argentina?