Vienna a must to go in Europe
Vienna is are incredible city people are very good, the building are amazing as well the gardens and the palaces. Without a doubt a must be back city.
Everything on it is amazing and the country is famous for their palaces, operas and mainly all cultural stuffs.
Insider Tip:Visit the Palaces, BOTH of them, some people forget that there are two. At Schönbrunn Palace try to get there early there are a lot to cover, recommend the Classic Pass if you are not a fan of zoo. The Sisi shop inside is a good place to buy souvenirs.
Even if you are not a fan go see an opera at Opera House, it is just amazing the inside it self worth it. There are standing ticket for about 4-5 euros, just be there around 2 hours early to get them.
Shops are near the Opera house.