After all, it is a continuous vertical climb to the top. Why is there such an interest in these races? First, it is a huge accomplishment. Secondly, people are realizing if you can walk a 5K, or better yet run one, you can climb the stairs in a tower. It is enormously rewarding to get to the top of the building and look down at the street, but equally as euphoric to complete the race and look up at the building from street level afterward and say "I climbed that building."