The Forth Railway Bridge of Scotland, UK is a three double cantilever bridge built over the Firth of Forth. This postcard was sent wrapped inside a Royal Mail transparent plastic envelope to protect the postcardBeautiful stamps used. Thanks to Jean-Pierre of France.
Postcard 2 - Panama - Bridge of the AmericasBridge of the Americas is of the cantilever bridge design with a tied arch suspended span. It spans the Pacific entrance of the Panama Canal. It opened in 1962 at a cost USD20 million. Thanks to Blanca of Panama.