A Viking River Cruise on the Rhine starting in Amsterdam, The Netherlands to Basel, Switzerland.

Amsterdam

The entrance to the Anne Frank House in Amsterdam, where Anne Frank and her family hid during World War II.

Amsterdam canals

Street flower shop.

Historic Canals of Amsterdam in the Netherlands. Amsterdam canals.

Historic Canals of Amsterdam in the Netherlands. Amsterdam canals.

Jordaan neighborhood of Amsterdam. The Jordaan district was originally developed in the 17th century for the working class and immigrants, featuring narrow, historic houses lining the canals.

Historic Canals of Amsterdam in the Netherlands. Amsterdam canals.

Brouwersgracht canal in Amsterdam, showcasing a classic row of historic Dutch canal houses. These iconic narrow houses were primarily constructed during the 17th-century Dutch Golden Age and originally functioned as combined residences, warehouses, and places of business. along the canal.

Amsterdam, local pot shop.

Amsterdam, local pot shop.

Amsterdam Train Station

Bicycle parking at Amsterdam Centraal station in the Netherlands.

Pedestrian tunnel under the train station.

Bicycle parking lot at the train station. High-capacity, multi-level bicycle parking facility located directly next to the Amsterdam Central Station.

A modern skyline view of the IJ riverbank in Amsterdam, Netherlands, featuring two prominent architectural landmarks. The tall structure on the right is the A'DAM Tower, which houses an observation deck offering 360-degree views of the city. Located on the rooftop of the A'DAM Tower is Europe's highest swing, allowing thrill-seekers to swing 100 meters high over the edge. The white, futuristic building on the left is the EYE Filmmuseum, dedicated to film and moving image culture. Both iconic buildings are situated in the Amsterdam-Noord district, directly across the water from Amsterdam Central Station.

View of the historic windmills at Kinderdijk in the Netherlands, a UNESCO World Heritage site. These 18th-century windmills were constructed around 1740 to pump water from the low-lying marshlands into reservoirs, protecting the region from flooding. Kinderdijk Windmills

Historic windmills at Kinderdijk, Netherlands.

Kinderdijk, Netherlands

Historic windmills at Kinderdijk, Netherlands.

Kinderdijk Windmills

Kinderdijk Windmills

Kinderdijk Windmills

Kinderdijk Windmills

Kinderdijk Windmills

Archimedes' screw. Modern system for removing the water from the low lands.

Viking Cruise Long Boat

The Cologne Cathedral (Kölner Dom) in Cologne, Germany, a renowned monument of Gothic architecture and a UNESCO World Heritage Site. Cologne, Germany Cologne Cathedral

Cologne Cathedral

Cologne Cathedral

Cologne Cathedral

Cologne Cathedral

The famous "Kallendresser" (Bare bottomed boy) sculpture located in Cologne, Germany.

Deutsches Eck (German Corner) in Koblenz, Germany, featuring the monumental equestrian statue of Emperor Wilhelm I.

a scenic sunset view of the Rhine River in Koblenz, Germany, prominently featuring the historical Prussian Government Building and the Pfaffendorf Bridge.

Scenic view of the Rhine River in Germany, featuring the Marksburg Castle.

Marksburg Castle, a 13th-century fortress located in Braubach, Germany.

Marksburg Castle, a 13th-century fortress located in Braubach, Germany.

Marksburg Castle, a 13th-century fortress located in Braubach, Germany.

Parish Church of St. Goar on the Rhine in Germany Sankt Goar is a heavily fortified town founded in the 6th century on the west bank of the Middle Rhine in the Rhein-Hunsrück-Kreis in Rhineland-Palatinate, Germany.

Schönburg Castle (Burg Schönburg), a medieval castle located above the town of Oberwesel in the Upper Middle Rhine Valley of Germany.

Bedieval town of Bacharach and Stahleck Castle (Burg Stahleck) situated along the Rhine River in Germany. Built around 1220, it is situated 110 meters above the town of Kaub, overlooking the Rhine River.

Pfalzgrafenstein Castle, a historic toll castle located on the small Falkenau island in the Rhine River near Kaub, Germany.

Medieval town of Bacharach and Stahleck Castle (Burg Stahleck) situated along the Rhine River in Germany.

Stahleck Castle (Burg Stahleck) in Bacharach, Germany.

Saint Bonifatius parish Church and other buildings in Lorchhausen next to the Rhine river.

Reichenstein Castle, a historic medieval fortification situated in the Upper Middle Rhine Valley in Germany.

Ruins of Ehrenfels Castle located in the Rheingau wine region of Hesse, Germany.

Gate Tower of the historic Heidelberg Castle in Germany.

Heidelberg Castle in Germany.

Heidelberg Tun (Großes Fass) located in the cellar of Heidelberg Castle in Germany. The Heidelberg Tun is the world's largest wine barrel.

The Elisabethentor (Elizabeth Gate) located at Heidelberg Castle in Germany.

Villa Lobstein in Heidelberg, Germany.

Kornmarkt-Madonna (also known as the Mother of God Fountain), a historic fountain located in the Kornmarkt square in the Old Town of Heidelberg, Germany.

The River Ill in the historic heart of Strasbourg, France.

Petit France district in the historic center of Strasbourg, France.

Petit France district in the historic center of Strasbourg, France.

Strasbourg Cathedral (Cathédrale Notre-Dame de Strasbourg) in France, a renowned masterpiece of Gothic architecture.

Replica of the Statue of Liberty located on a roundabout in Colmar, France.

Colmar, France. Colmar is renowned for its well-preserved medieval and Renaissance architecture, including colorful half-timbered houses like the one prominently featured. The city is located in the Alsace region near the German border, resulting in a unique blend of French and German cultural and architectural influences. It is often referred to as "Little Venice" due to its scenic canals lined with historic buildings.

Maison des Têtes (House of Heads), a historic building in Colmar, France. Built between 1609 and 1610, it is a prominent example of German Renaissance architecture. The façade is adorned with 106 sculpted heads and grimacing faces, giving the house its name. A statue of a barrel maker, created by Auguste Bartholdi in 1902, sits at the top of the gable.

Colmar, France. Colmar is renowned for its well-preserved medieval and Renaissance architecture, including colorful half-timbered houses like the one prominently featured. The city is located in the Alsace region near the German border, resulting in a unique blend of French and German cultural and architectural influences. It is often referred to as "Little Venice" due to its scenic canals lined with historic buildings.

Colmar, France. Colmar is renowned for its well-preserved medieval and Renaissance architecture, including colorful half-timbered houses like the one prominently featured. The city is located in the Alsace region near the German border, resulting in a unique blend of French and German cultural and architectural influences. It is often referred to as "Little Venice" due to its scenic canals lined with historic buildings.

Rustic medieval building, known as a granary, located in the historic city of Colmar in the Alsace region of France.

Les Grands Soutiens du Monde (The Great Supporters of the World), a bronze sculpture created by Auguste Bartholdi.

Maison Pfister in Colmar, France. Built in 1537 for hatter Ludwig Scherer, it is considered the first example of architectural renaissance in Colmar. The house is named after the Pfister family, who restored and lived in the residence from 1841 to 1892.

Vintage wooden door featuring ornate forged metal hinges and stonework framing.

Historic city center of Colmar, France, often referred to as "Little Venice" (La Petite Venise) due to its picturesque canals and colorful architecture.

Giant cuckoo clock located at Hofgut Sternen in the Black Forest region of Germany.