Commerzbank Tower
Commerzbank Tower is a skyscraper located in Frankfurt, Germany. After it was built in 1997, it ranked as the tallest construction in Europe until 2004, and now is only surpassed by Moscow's Triumph-Palace.
With a height of 850 ft (259 m), 56 stories, it provides approx. 1.3 million square feet (121,000 m²) of office space for the Commerzbank Headquarters, including winter gardens and natural lighting and air circulation. It was designed by Sir Norman Foster & Partners, with Arup and Krebs & Keifer (structural engineering), J. Roger Preston with P&A Petterson Ahrens (mechanical engineering), Schad & Hölzel (electrical engineering). Construction of the building had started in 1994 and took 3 years to finish.