If your trip to Lassnitzhoehe is all organized but your itinerary is a bit on the empty side, we can give you a few hints and tips.Mausoleum of Emperor Ferdinand II. And Graz Cathedral are some fascinating attractions that everyone should make time to check out. Map out a route and spend a few hours exploring each one.Keep yourself busy by visiting Graz Opera House and Graz Castle. If you still have plenty of stamina and room on your itinerary, MURPARK Shopping Center also awaits.