Watch Tower (Warcraft II)

Rising high above the treeline, Watch Towers resemble primitive huts laced with animal bones and giant tusks of every kind. These insubstantial - but highly useful - lookout posts are ideal for spotting the cowardly and deceitful Human forces from above, making them a desired part of any Orcish settlement's defenses. These emplacements may be upgraded to loose deadly projectiles upon any approaching enemies, or to rain explosive death down upon their foes on land and sea...