These 10 Photos Were Taken At The Border Of Various Countries The border between the United States and Canada is official known as the International Boundary and is the longest international border in the world. It stretches across about 5500 miles.
Spain and Morocco - High fences to stop illegal immigration into Spain mark the borders of Spain's two North African exclaves of Ceuta and Melilla that border Morocco. The two Spanish cities are each entirely surrounded by Morocco. Pictured here is Ceuta.
The border that separates North Korea & South Korea is full of tension and heavily guarded. The location of the picture is in DMZ or Korean Demilitarized Zone, where both North and South Korean forces have to stand facing each other.