18 days in Europe Itinerary

On the 1st (Sun), take an in-depth tour of 14 Henrietta Street and then examine the collection at Guinness Storehouse. Keep things going the next day: admire the landmark architecture of St. Michan's Church, admire the striking features of Christ Church Cathedral, admire the landmark architecture of Saint Patrick's Cathedral, then walk around St Stephens Green, and finally examine the collection at Bram Stoker's Castle Dracula Dublin.

To find other places to visit, traveler tips, photos, and more tourist information, refer to the Dublin tour planner.

Columbus, USA to Dublin is an approximately 13.5-hour flight. The time zone difference moving from Eastern Standard Time to Greenwich Mean Time is 5 hours. Traveling from Columbus in September, things will get slightly colder in Dublin: highs are around 62°F and lows about 48°F. Finish your sightseeing early on the 2nd (Mon) so you can travel to Bangor.

Start off your visit on the 3rd (Tue): steep yourself in history at Plas Mawr and then step into the grandiose world of Beaumaris Castle. On the 4th (Wed), you'll have a packed day of sightseeing: explore the historical opulence of Caernarfon Castle and then admire the natural beauty at National Trust - Plas Newydd Country House and Gardens.

To find other places to visit, maps, ratings, and more tourist information, use the Bangor attractions planning website.

You can do a combination of ferry and taxi from Dublin to Bangor in 4 hours. Another option is to do a combination of ferry and train. In October, daytime highs in Bangor are 59°F, while nighttime lows are 49°F. Finish up your sightseeing early on the 4th (Wed) so you can catch the train to London.

Get a sense of the local culture at Buckingham Palace and Tower of London. Step off the beaten path and head to Windsor Castle and Kensington Gardens. Take a break from London with a short trip to Warner Bros. Studio Tour London - The Making of Harry Potter in Leavesden, about 54 minutes away. There's still lots to do: take in the architecture and atmosphere at St. Paul's Cathedral, contemplate the long history of Churchill War Rooms, enjoy breathtaking views from Coca-Cola London Eye, and snap pictures at Tower Bridge.

To see ratings, reviews, maps, and tourist information, go to the London tour planner.

You can take a train from Bangor to London in 4 hours. Another option is to drive. In October in London, expect temperatures between 61°F during the day and 48°F at night. Wrap up your sightseeing by early afternoon on the 7th (Sat) to allow time for the train ride to Paris.

Get some cultural insight at Eiffel Tower and Cathédrale Notre-Dame de Paris. Your inner history buff will appreciate Basilique du Sacre-Coeur de Montmartre and Arc de Triomphe. Explore Paris' surroundings by going to Disneyland Paris (in Marne-la-Vallee) and Palace of Versailles (in Versailles). Next up on the itinerary: admire the masterpieces at Louvre Museum, contemplate the long history of The Paris Catacombs, and take in the views from Pont Alexandre III.

Make your Paris itinerary with Klarna Trips to find out what to see and where to go.

You can take a train from London to Paris in 3.5 hours. Alternatively, you can fly; or do a combination of car and train. Traveling from London to Paris, you'll lose 1 hour due to the time zone difference. In October in Paris, expect temperatures between 62°F during the day and 48°F at night. Finish your sightseeing early on the 10th (Tue) so you can fly to Berlin.

Kick off your visit on the 11th (Wed): admire the landmark architecture of Berliner Dom, then get a sense of history and politics at Reichstag Building, then take an in-depth tour of Palace of Tears, and finally admire the masterpieces at Pergamonmuseum. On the next day, pause for some photo ops at The Holocaust Memorial - Memorial to the Murdered Jews of Europe, appreciate the history behind Brandenburg Gate, then examine the collection at Topography of Terror, then contemplate the long history of Memorial of the Berlin Wall, and finally steep yourself in history at Mauermuseum - Museum Haus am Checkpoint Charlie.

Planning Berlin trip won't be overwhelming when you use Klarna Trips's itinerary maker.

Fly from Paris to Berlin in 5 hours. Alternatively, you can take a train; or drive. Cap off your sightseeing on the 13th (Fri) early enough to catch the flight to Amsterdam.

Kick off your visit on the 13th (Fri): examine the collection at Museum Ons' Lieve Heer op Solder, pause for some serene contemplation at De Duif, and then explore the world behind art at Museum Het Rembrandthuis.

To find ratings, where to stay, more things to do, and tourist information, use the Amsterdam trip itinerary builder website.

Traveling by flight from Berlin to Amsterdam takes 4.5 hours. Alternatively, you can drive; or take a train. In October in Amsterdam, expect temperatures between 59°F during the day and 47°F at night. Wrap up your sightseeing on the 14th (Sat) to allow time to fly to Krakow.

Start off your visit on the 15th (Sun): get engrossed in the history at Panstwowe Muzeum Auschwitz-Birkenau, then hunt for treasures at Sukiennice (Cloth Hall), and then learn more about the world around you at Rynek (Old Square) Underground. Keep things going the next day: get to know the fascinating history of Krakow's Rynek Glowny Central Square, contemplate the long history of Wawel Cathedral, then contemplate in the serene atmosphere at Corpus Christi Church (Kosciol Bozego Ciala), and finally examine the collection at Lost Souls Alley.

To see more things to do, reviews, other places to visit, and other tourist information, read Krakow travel planner.

You can fly from Amsterdam to Krakow in 5 hours. Alternatively, you can drive; or take a train. Traveling from Amsterdam in October, Krakow is slightly colder at night with lows of 40°F. Wrap up your sightseeing on the 16th (Mon) early enough to fly back home.