A skyscraper causing hellish heat in downtown Dallas, a swarm of sinkholes, and a landmark with a fatal secret are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal what went wrong and if they can be fixed.

State-of-the-art technology saves world-class structures from destruction and experts scramble to find answers to critical engineering mysteries. This is a mashup of S02E02, "Skyscraper vs. Sinkhole" and S02E05, "Terror at Doomsday Dam".