Citizens of numerous countries, including the United States, Australia, Canada, and New Zealand, do not require a visa for stays of up to three months. EU and EFTA travelers can enter with just a passport for an unlimited amount of time. Travelers from other countries should check visa requirements at http://luxembourg.visahq.com/. The country is privy to the Schengen Agreement so travelers holding Schengen visas can travel freely between member states.
Health and Safety
On numerous occasions, Luxembourg has been branded the safest country in the world. However, the usual travel precautions are worth bearing in mind. The roughest area in Luxembourg City is probably around the center, mainly after dark where you may encounter beggars. Attacks against tourists are almost unheard of, but certain nightclubs in the city should be avoided.
Tap water and the local food are both fine for consumption and if ill, you are in the good hands of a top rate healthcare system. The temperature can reach around 85°F in the summer months, so sunscreen is recommended and mosquito repellent will also come in handy.