東歐四國十九日行程..請幫忙!!!

Day 1 Arrive Warsaw

Day 2 Warsaw

Day 3 Warsaw > Krakow

Day 4 Krakow

Day 5 Krakow

Day 6 Krakow > Prague

Day 7 Prague

Day 8 Prague

Day 9 Prague < > Karlovy Vary

Day 10 Prague > Cesky Krumlov

Day 11 Cesky Krumlov > Hallstatt

Day 12 Hallstatt > salzburg

Day 13 salzburg > Vienna

Day 14 Vienna

Day 15 Vienna

Day 16 Vienna > Budapest

Day 17 Budapest

Day 18 Budapest

Day 19 Budapest

Day 20 Budapest > Venice



以上的行程可行嗎????

需要買東歐火車pass 嗎??