What holds up the astrodome? Why did the Romans leave a hole in the roof of the Pantheon? Tour the world and trace the 2000-year history of domes with award-winning author/illustrator, and captivating storyteller, David Macaulay. From Houston's astrodome to Rome's St. Peter's Cathedral, to the geodesic domes of Buckminster Fuller, this video introduces ingenious designers, recounts rarely told heroic stories, and reveals amazing triumphs through spectacular film footage, fascinating facts, and dramatic recreations.

Originally broadcast on Public Television. Special features: printable materials for educators and parents ; access to the Building big Web site.