Vienna is the capital of Austria. It is one of the most beautiful cities in Europe. In Vienna you can admire the imperial architecture, and visit the places that influenced some of the most famous classical musicians: Mozart, Beethoven, Schubert, Strauss, Brahms, etc.
Yes some women have found that when they are pregnant their urine becomes darker and can smell stronger than usual. There a few potential causes of this. Pregnant women tend to have a greater sense of smell and taste so if they may be able to better smell their own urine, even though it actually hasn't changed.
For example, there will be more discharge if you are ovulating, breastfeeding, or are sexually aroused. The smell may be different if you are pregnant or you haven't been diligent about your personal hygiene. None of those changes is cause for alarm.