mercure grand hotel biedermeier wien is situated in a quiet and unique biedermeier passageway close to the city park. vienna's historic city centre is a 15-minute walk away.

Write the above sentence using proper case.
Mercure Grand Hotel Biedermeier Wien is situated in a quiet and unique Biedermeier passageway close to the City Park. Vienna's historic city centre is a 15-minute walk away.