school's campus, however, with the
Maybe change to "...campus; however,..." or "...campus. However..." to make the sentence more concise
I will be as great as the architects
I'd suggest changing to "...I hope to become as great..."
Although some consider the city of Bethlehem to be in the shadows of Philadelphia and New York, Lehigh University remains a beacon of higher education.
Great metaphor! A perfect ending to the essay.
Overall, great essay! Best of luck