Sure! Vienna, Salzburg, and Innsbruck are vibrant cities rich in history, art, music, and stunning landscapes. Here are some travel tips to make your Austrian trip amazing:

Best Time to Visit:
The best months to visit Austria are between April and May or September to October, the shoulder seasons when weather is warm and crowds are less. However, if you're into winter sports, December to March is the peak season.

Route and Accessibility:
Easiest way to travel between these cities is by using the well-connected train system. Travel time between Vienna and Salzburg is around 2.5 hours, and from Salzburg to Innsbruck around 2 hours.

Altitude and Acclimatization:
These cities are not at high altitude so you won't need to worry about acclimatization.

Accommodation and Booking:
Accommodations in these cities range from luxury hotels to budget hostels. Ensure to book your accommodations and attractions in advance to avoid high last-minute prices.

Clothing and Essentials:
Weather can be unpredictable; bring clothes that can be layered. Comfortable shoes are a must, as you'll be walking a lot!

Health and Safety:
No specific health risks associated with this trip, but travel insurance is recommended. Always follow the guidance of local authorities and respect traffic rules.

Local Etiquette and Respect:
Austrians are formal and polite. It's customary to greet people with 'Guten Morgen' (Good Morning) or 'Guten Abend' (Good Evening). In cafes and restaurants, remember to tip by rounding up the bill, as tipping is customary.

Don't forget to enjoy Viennese coffee, Salzburg’s Mozartkugel chocolates, explore Innsbruck's stunning alpine landscapes, and of course experience their world-renowned operas and classical music.