According to bahn.de (Germany's railway site), it can take between 4:42 and 6:25, depending on the level of train. The ICE (Intercity express) trains are the fastest and offer the fewest stops.
Here's a link to the search I did on their site
http://reiseauskunft.bahn.de/bin/query.exe/dn?revia=yes&existOptimizePrice=1&et_cid=979&et_lid=493272&et_sub=Suchanfrage&trip-type=single&REQ0JourneyStopsS0A=1&S=D%FCsseldorf+Hbf&REQ0JourneyStopsSID=A%3D1@O%3DD%FCsseldorf+Hbf@X%3D6794316@Y%3D51219960@U%3D81@L%3D008000085@B%3D1@p%3D1256102071@&REQ0JourneyStopsZ0A=1&Z=M%FCnchen+Hbf&REQ0JourneyStopsZID=A%3D1@O%3DM%FCnchen+Hbf@X%3D11558338@Y%3D48140228@U%3D81@L%3D008000261@B%3D1@p%3D1256102071@&date=Fr%2C+23.10.09&time=12%3A22×el=depart&returnTimesel=depart&optimize=0&travelProfile=-1&adult-number=1&children-number=0&infant-number=0&tariffTravellerType.1=E&tariffTravellerReductionClass.1=0&tariffTravellerAge.1=&qf-trav-bday-1=&tariffClass=2&start=1&qf.bahn.button.suchen=%3CSPAN%3ESuchen%3C%2FSPAN%3E
I think about 4 hours and 49 mins
Travelling by train is very common in Germany.
The benefits of purchasing a DB SparTicket for train travel in Germany include discounted fares, flexibility in choosing travel times, and the ability to reserve seats in advance.
The travel takes around 5 h and 40 min.
Cheapest and Quickest, is by train.
train, plane, car...hot air balloon nothing special
The Probebahncard offers benefits such as discounted fares, flexibility in travel dates, and access to special promotions for frequent train travelers in Germany.
The travel time by train from Germany to Italy varies depending on the specific cities, routes, and train services. On average, it can take anywhere from 8 to 15 hours to travel between major cities like Munich and Milan or Berlin and Rome. It is recommended to check with the train operator for the most up-to-date and accurate travel times.
It's generally possible, but it will take more then 50 hours.
If you are traveling from Germany to Denmark then you are in luck, there are many modes of transportation to get to your destination. Some examples include, by ferry, by bus, and by train.
you would have to travel overnight by train...it would probably take somewhere between 8 and 24 hours
It takes 2 hours and 11 minutes. http://www.nshispeed.nl/en/germany/dusseldorf-by-ice-international-train