Diablo II: Lord of Destruction/Construct

Barricade

 * Frigid Highlands
 * Arreat Plateau
 * Frozen Tundra

Barricaded Door

 * Frigid Highlands
 * Arreat Plateau
 * Frozen Tundra

Barricaded Tower

 * Frigid Highlands
 * Arreat Plateau
 * Frozen Tundra

Catapult

 * Bloody Foothills
 * Frigid Highlands
 * Arreat Plateau
 * Frozen Tundra

Evil Demon Hut

 * Frigid Highlands
 * Arreat Plateau

Prison Door

 * Frigid Highlands