Germany has the most castles in the world—around 25,000! Here are a few of our European tours that visit German castles:

• Germany, Switzerland and Austria tour
• Central Europe for Solo Travelers
• New Year's Eve in Lucerne: Germany, Switzerland & Austria
• Historic Germany: Berlin to Bavaria 
• Oktoberfest: Historic Germany
• Oberammergau 2022: Austria, Germany & Switzerland
• Oberammergau 2022: Historic Germany

There are so many, the exact number remains unknown. While it’s not exactly easy to visit them all, we’ve chosen some of the best castles to visit, including Pena Palace in Portugal, the Neuschwanstein Castle in Germany, La Alhambra in Spain, and more. You can take many European castle tours on Highlights of Scotland & England: Edinburgh to London, as well.

While many of our vacation packages visit castles, here are the tours that visit the most:

• Highlights of England, Scotland & Ireland
• Historic Germany: Berlin to Bavaria
• Germany, Switzerland & Austria
• New Year's Eve in Lucerne: Germany, Switzerland & Austria
• Ireland: Traditions of the Emerald Isle

The oldest castle in the world is the Citadel of Aleppo in Syria—construction began in the 3rd millennium B.C. The second-oldest is the Reichsburg Cochem (1100) in Germany, the third-oldest is the Warwick Castle (1068) in England, and the fourth-oldest is Windsor Castle (1070), which you can visit on an excursion on our London & Paris tour. On our tours, you can also visit Pena palace in Portugal, the Neuschwanstein castle in Germany, La Alhambra in Spain, and other castles.

They do! If you’re into the spookier sites, here are 8 scary cities and creepy castles you may want to check out. And if you’re interested in an entire trip dedicated to all-things haunted, you’ll want to check out Haunted Halloween Tour: Dublin, Edinburgh & London.