Anti-tank obstacles

Anti-tank obstacles include, but are not limited to:

• The Czech hedgehog, dragon's teeth and cointet-element, all sometimes called "tank traps", are the most famous types of World War II anti-tank obstacles.
• Anti-tank trenches were used on the western front during World War I, and in the Pacific, Europe, and Russia in World War II.
• Anti-tank mines are the most common anti-tank obstacles.

For implementation of various anti-tank obstacles:

• For British anti-tank obstacles, see: British anti-invasion preparations of World War II#Lines and islands.
• The Korean Demilitarized Zone is known to have very large minefields.
• The Berlin Wall used many different obstacles, including several types of anti-tank obstacles.
• The Atlantic Wall used many different obstacles, including several types of anti-tank obstacles.
• The Czechoslovak border fortifications used many different obstacles, including several types of anti-tank obstacles.
• The Mannerheim Line used many different obstacles, including several types of anti-tank obstacles.
• The Maginot Line used many different obstacles, including several types of anti-tank obstacles.

The first anti-tank obstacles were used in World War 1 following the introduction of the first tanks. These initially took the form of anti-tank ditches. Later, camouflaged pits designed for tanks to fall into were also used.¹