Frankfurt is one of the busiest cities in Germany, national finance center and the only German ccity with a proper skyline.
The first thing you see is impressive terminal station, situated in an older part of the town with slighly smaller buildings.
Once you get to the city center, you are surrounded by sky scrapers and bustling city life.
Wedged between modern skyscrapers you can still find some smaller, older building, probably with a rich history.
With all that city life, you can still find some, small and quiet places, if you look for them