From the Brooklyn Bridge to the Millau Viaduct, bridges can enrich the landscape and serve as a living metaphor for making connections.

The Trans-Siberian Railway, New York City Subway, Channel Tunnel and Suez Canal are only some of the breathtaking megastructures devised by humanity.

Bilbao, Amsterdam, Antwerp and Florence belong to a dynamic group of cities that preserve the heritage of humanity through museums.

Television towers are a distinctive type of structure that have long transcended the utilitarian purpose they were designed for.

Sports stadiums are widely considered architectural treasures, on par with shrines, cathedrals and other important monuments.

Monuments such as the Great Sphinx, Hagia Sophia and Statue of Liberty are valued for their historical, religious and national significance.