Complex sentence: Despradelle designed the Beacon to represent both the founding of America--with obliesks representing the original 13 colonies, as well as the future with its benefits to be drawn from "technological leaps forward" in the approaching century.
Split into simpler sentences: Despradelle designed the Beacon to represent both the founding of America. It consisgted of obliesks which he said represented the original 13 colonies, as well as the future with its benefits to be drawn from "technological leaps forward" in the approaching century.