The tower includes an exhibit room depicting the building's long struggle for survival.
The tower includes six bells of which five were cast in 1759.
The same tower also includes new slides for families.
The tower includes 18 luxury suites, all of which were sold for the 2010 season.
One tower includes an inclined ramp to allow horse to reach the higher levels.
The tower includes books in more than 50 languages.
The tower also includes a five story parking garage behind it.
The tower is expected to cost around 210 million euros and will includes 717 car park units.
The tower also includes a restaurant and gallery at 30 metres.
The tower as now designed would include about 900,000 square feet of office space.