Anti-tank obstacles

• The Czech hedgehog and Dragon's teeth 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.
• Anti-tank mines are the most common 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.