The Incredible Timber Railroad Bridges of the 1800s

A 203-foot high wall of wood — the Cedar River Logging Trestle in Washington State. In the 1830s, the railroad boom started a new era in the building of railroad bridges pushing engineers to build towering wooden bridges that have become synonymous with the era. These majestic timber bridges are considered the only railroad-related technology … Read more

Amazing Bridge Turns Into An Underwater Tunnel That Connects Denmark And Sweden

Designed by the Danish architect George K.S. Rotne, the awe-inspiring Øresund roadway connects the Danish capital of Copenhagen to the Swedish city of Malmö, stretching about 8km before transitioning through an artificial island into a 4km tunnel under the Flint Channel. It took a surprisingly short five years to make. It was opened on July … Read more