The Star Ladder creates a <l:6,106>Space Colony<e> above the <l:6,104>city<e> in which the Wonder is built. Units have unlimited access between these cities and without any effect on <l:6,91>pollution<e>. Easily the greatest <l:6,64>Wonder<e> of the World, the Star Ladder is the largest structure ever built by man, a testament to man's desire to reach for the stars.