Night has fallen over Vienna and it is ball season. The Champaign is pouring and your hotel guests don't want to go to bed yet; they'd much rather dance in one of the famous ballrooms of Vienna. Let's Waltz are the opening words of Vienna's annual and world-famous opera ball - and it's also the name of the first expansion for the popular Grand Austria Hotel board game. Let's Waltz lets your guests visit the famous ballrooms of Vienna, providing new and exciting strategy options to explore.