Impossible Builds
Learn about the creation of some of the world's most ambitious and technologically advanced buildings. From subaquatic homes to futuristic towers and pencil thin skyscrapers, see how these previously impossible structures are taking shape.
Watch Impossible Builds - Clips, Episodes & Previews
Impossible Builds By Episode
NHPBS Over-the-Air Broadcast
WENH-TV Ch. 11 Durham
WLED-TV Ch. 48 Littleton
WEKW-TV Ch. 18 Keene
W50DP-D Ch. 50 Hanover
W34DQ-D Ch. 34 Pittsburg
NHPBS Five Channels
NHPBS - 11.1
Explore - 11.2
World - 11.3
Create - 11.4
Kids - 11.5
All of our channels and NHK World Japan are streaming LIVE ONLINE and on the PBS App, available on most devices.
September Printable Schedules
August Printable Schedules
NHPBS 
Passport - Learn More
![American Masters | Marcella [ASL]](https://image.pbs.org/contentchannels/4/DQonQiQxfoWZiaPvAsVCw.jpg.resize.200x300.jpg)
