- Who
- Stephen Reid, Minefaire
- What
- 342 people
- Where
- United States (Oaks)
- When
The largest architecture lesson numbers 342 in attendance and was set by Minefaire (USA) and led by Stephen Reid (UK) at the Greater Philadelphia Expo Center in Oaks, Pennsylvania, USA on 15 October 2016.
The instructor, Mr. Stephen Reid, taught the crowd of 341 students, about historical architecture and building techniques, using a reproduction of the ancient city of Pompeii in Minecraft.