Check visa requirements for foreign travel. People travelling within Visa Waiver Program countries aren't required to apply for tourist visas in advance.
Their visa is issued upon port of entry as a passport stamp. For travel to or from other countries, you may have to apply well in advance to obtain your visa before you travel, so consider this when choosing your destination.
If you are planning to travel in the European Union, it is often quite easy to travel from one EU country to another, although some countries are making it more difficult due to terrorist activities.
Photo Gallery Visa Requirements For Your Travel Destination
Visa Requirements For Your Travel Destination Images
If you live in the EU, then you know that you can travel from one EU country to another quite easily, but you will still need your passport or other national ID.