These massive stone sculptures were likely built by Polynesians thought to have colonized the tiny South Pacific island some 800 years ago .
Giant moai statues dot the grassy flanks of a dead volcano on Easter Island .
These massive stone sculptures were likely built by Polynesians thought to have colonized the tiny South Pacific Easter Island some 800 years ago .
Giant moai statues dot the grassy flanks of a dead volcano on Easter Island .