The sky bridge is the world's longest cradle bridge. This bridge appears to be suspended in the air, as it is built between the valleys and peaks of two mountains. The bridge is close to the Polish border. Doln Morava is a popular tourist destination. Sky Bridge 721 is accessible via cable car. Tourists flocked to find out when the bridge would open. On Friday, the world's longest suspension footbridge opened to the public in the Czech village of Dolni Morava. Sky Bridge 721 is the name given to the 721-meter-long bridge. The Bridge is 95 metres above ground. According to news agency, the bridge was suspended by six major supporting ropes and 60 wind ropes. Sky Bridge 721 rises over 1,100 metres above sea level. It connects two mountain peaks in the Czech Republic's northeast region, over 200 kilometres from Prague.