Here is the Guide from a Friend of me. The Textguide from BloodwCinnamon is 100% correct.
You see here the Video. The Chapter is "Fireworks" and the Achievement can you earn after you set the Fireworks at the Top of the Building.
Follow the Video and in 2min you have this Achievement.
Good Luck! Questions? Ask me in the Comments
PS: Sry 4 english, i´m german