Colossus

Noun

 * 1) A statue of gigantic size. The name was especially applied to certain famous statues in antiquity, as the Colossus of Nero in Rome and the Colossus of Rhodes, one of the Seven Wonders of the Ancient World.
 * 2) Any creature or thing of gigantic size.

Thesaurus
Antaeus, Atlas, Briareus, Brobdingnagian, Charles Atlas, Cyclops, Goliath, Hercules, Polyphemus, Samson, Superman, Tarzan, Titan, amazon, antenna tower, barbican, belfry, bell tower, bully, bullyboy, campanile, column, cupola, derrick, dome, fire tower, giant, gorilla, lantern, lighthouse, martello, martello tower, mast, minaret, monument, muscle man, obelisk, observation tower, pagoda, pilaster, pillar, pinnacle, pole, powerhouse, pylon, pyramid, shaft, skyscraper, spire, stalwart, standpipe, steeple, strong man, strong-arm man, stupa, television mast, the mighty, the strong, titan, tope, tough, tough guy, tour, tower, tower of strength, turret, water tower, windmill tower