From ancient waterways to the modern Panama Canal, locks remain one of the most ingenious engineering systems ever built.

Rehabilitation work has been completed at Lock Number 47, located on the Union Canal towpath between the Berks County Heritage Center and Reber’s Bridge in Bern Township. The work had begun in early ...

One human lifetime. That’s how long we’ve been debating whether the lock of the Industrial Canal should be widened — “we” meaning shipping interests, the U.S. Army Corps of Engineers and residents of ...