As the most famous football stadium, the National Stadium of Poland is located in Warsaw, Poland, Europe, with a seating capacity of 58,145. One of the highlights of the National Stadium is the retractable roof. For this reason, most international competitions have been hold at the football stadium. As the newly built football stadium, it is widely regarded as the largest football stadium for its No. 1 capacity. The construction work of the PGE Narodowy spans three years, from 2008 to 2011. The retractable roof could be suspended over the pitch when needed, and folded into a nest on a spire after when it is not necessary.
The grand retractable roof is powered by cable-supported unfolding system of Germany. The advanced roof is similar with those of BC Place in Vancouver, British Columbia, Canada. In order to avoid postpones incurred by bad weather, the pitch-heating system is laid under the pitch. In addition, it is equipped with the training pitch, façade lighting and an underground parking lot.