The ETIAS program was created by the European Union to screen travelers before entering Europe. While the EU is made up of 28 sovereign nations, the ETIAS visa waiver will be needed to enter Schengen member countries.
There is a total of 26 countries in the Schengen Zone. Out of these, 22 are members of the European Union, and the remaining 4 belong to the European Free Trade Association. An EU citizen can travel and stay in any other EU nation.
COUNTRIES THAT WILL REQUIRE THE ETIAS VISA WAIVER:
These are the countries that will require a valid ETIAS visa waiver upon arrival in their territory:
Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden and Switzerland.
Fernando Lopes Turism and Travel Agency in Lisbon.