• Room Sizes are Smaller - European cities are generally smaller in size, so they don't have a lot of room for big homes/hotelst is not possible to book one room for four travelers/adults. You will need to book separate rooms. If you are traveling as a family and have children some accommodations have special rooms to accommodate this particular configuration and it varies largely between accommodations.
• Tap water is absolutely safe to drink- Refill your bottle with tap water everyday, safe to drink.
• Drivers Tip and city tax in hotels - In most places across Europe driver tip is mandatory and in certain hotels city tax is mandatory.
• Europe is on Foot - Europe is a destination where maximum attractions are covered through walking tours so pack a comfortable pair of shoes. Europe is an extremely pedestrian-friendly continent for relaxing walks. It is amazing for walking.
• Early Breakfast and Dinners are served in Europe.
• Porter services are generally not available in hotels so you need to carry your luggage to room on your own.
• Public Toilets are not free.
• Most of the places only Euros or Swiss francs are accepted so carry the currency accordingly.