Building Giants
World's Biggest Church (1x7)
Season finale
Air date: Feb 15, 2018
Barcelona's Sagrada Familia, designed by architect Antoni Gaudi, has taken more than 140 years to build, and engineers are now near completion.
- Premiered: Jan 2018
- Episodes: 29
- Followers: 7
- Ended
- Science Channel
- Wednesday at 21
