• When you book, you'll need to choose between the options "Discover" (24h Pass), "Essential" (48h Pass + an app to access an audio-guided walking tour) or "Explore" (48h Pass + an app to access an audio-guided walking tour + a guided walking tour)
• You can get on and off the bus at any stop, at any time, as many times as you like

Information red bus line

• Schedule of first and last bus at stop #1: 09:30 - 17:00 (16:00 in winter)
• Duration of a complete tour: 1h
• Frequency of buses: 30 to 45 minutes
• Stop #1 on the line is Opera / Walfischgasse located at Walfischgasse 2, 1010, Vienna

Blue bus line information

• Schedule for the first and last bus at stop no. 1: 09:45 - 16:45 
• Duration of a complete tour: 1h30
• Bus frequency: 30 to 45 minutes
• The line's No. 1 stop is Opera / Albertina located at Albertinapl. 2, 1010, Vienna

Information for the guided walking tour (only with the "48h Explore" option)

• Start time and place: 11:30 am (in English) at stop no. 1 on the "Opera" blue line
• Duration: 01h30