Germany - born here, living here

German Democratic Republic ("DDR") - hey - it was a separate country Made a scooltrip there in 1987

Netherlands - multiple trips, mainly to Amsterdam and Utrecht. As a matter of fact I am in the Netherlands right now (close to s'Hertogenbosch this week)

Belgium - short trips to Brussels and Antwerp

Denmark - vacation while I was a kid, made a short visit there recently

Norway - work-related for a week near Oslo

UK - been in London for a couple of days

France - various trips to Paris (for fun and work-related)

Portugal - Lisbon, two trips to Algarve

Spain - once traveling through Spain en route to Portugal, weekend in Barcelona

Switzerland - multiple trips to Zurich and Basel

Austria - recent trip to Austria

Hungary - Balaton and Budapest (almost 20 years ago)

Czech Republic - weekend in Prague

Italy - trips to Rome, Florence and Milan + several vacations when I was little (do Vatican City and San Marino count as separate countries? )

Greece - two times on Crete

UAE - one week in Dubai (quickly passing through Oman during a trip - but I would not really count that )

USA - multiple times: 6 montths as an exchange student near Seattle in 1986, vacation trip in the West (Washington State, Oregon, California, Nevada, Arizona), trip to Texas(!) to visit friends. Shorter visits in New York, Chicago, New Jersey, Atlanta, Florida (near Tampa)

Canada - short trips in the area of Vancouver during my 1986 stay in the US (visited the EXPO in 1986)

Japan - vacation a couple of weeks ago

Vietnam - vacation last year

Cambodia - visiting Angkor

Thailand - Bangkok for a couple of days when traveling to Vietnam

Australia - vacation a couple of years ago

Singapore - business trip and private trip when traveling to Australia