Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Donate Shop PBS Search PBS

NOVA Online (click here for NOVA home)
Secrets of Lost Empires

Beam Bridge

Photo of ocean bay You could build a continuous span beam bridge across the bay and it might even be your cheapest option. But what about all those ships? They'll never fit between the piers. Try again.









Photo: The Honshu-Shikoku Bridge Authority

NOVA Builds a Rainbow Bridge | Bridge the Gap | Nature's Miracle Material
China's Age of Invention | Resources | Transcript

Medieval Siege | Pharaoh's Obelisk | Easter Island | Roman Bath | China Bridge | Site Map

Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule
About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print
PBS Online | NOVA Online | WGBH

© | Updated November 2000

Support provided by

For new content
visit the redesigned
NOVA site