I've found 5 ruins-archaeology tours to Austria

Eastern Capitals & Dalmatian Riviera - Classic Group

From Vienna to Ljubljana and onto Dubrovnik, this grand tour takes in the natural wonders of Plitvice National Park, the historic wartime Sarajevo Tunnel of Hope and the ancient town of Trogir—founded

Eastern Capitals & the Dalmatian Riviera - Small Group

From Vienna to Ljubljana and onto Dubrovnik, this grand tour takes in the natural wonders of Plitvice National Park, the historic wartime Sarajevo Tunnel of Hope and the ancient town of Trogir—founded

The Danube from Romania to Germany (Expression)

Highlights of Eastern Europe

Shine a spotlight on Prague's colourful medieval streets and good times with a local Hungarian family at their winery

Total Europe: Berlin, Prague & the Tastes of Italy

Enjoy town is distinguished by its celebrated art museums and classic architecture of its reconstructed old town.