Below you can find the Upon its completion the second tallest building in this u.s. city was 1 peachtree center Jeopardy Words Answer. The answer to Upon its completion the second tallest building in this u.s. city was 1 peachtree center has 7 letters. This clue belongs to the We're no. 2 category and is part of Jeopardy Word Level 2239. If you scroll near the bottom you will find other clues and answers part of level 2239