Potsdam, the capital of Germany’s Brandenburg state, lies just southwest of Berlin and is best known for its grand palaces, landscaped gardens, and role as a seat of Prussian royalty.

Osaka is a city that thrives on contrasts with centuries-old castles sit just blocks from neon-lit arcades and high-speed trains. Once known as “Japan’s kitchen” during the Edo period, Osaka played a key role in rice trading and food distribution across the country. Today, visitors can walk the grounds of Osaka Castle, originally built in the 16th century by Toyotomi Hideyoshi, and take in panoramic city views from the top floor of its museum.

Replete with windmills and old-world charm, the village of Kinderdijk lies east of Rotterdam on the Lek River and is a popular stop for European river cruises. Home to the largest concentration of old windmills in the Netherlands, Kinderdijk was designated a UNESCO World Heritage Site in 1997.

The Ijssel is is a slow-moving lowlands river flowing northeastward through the Netherlands as a distributary of the Rhine.

Visit picturesque Quebec City, situated on the mighty St. Lawrence River, and become instantly mesmerized by this historic jewel in Canada’s French province. Replete with striking landmarks and stunning architecture, Quebec City is perfect for sight-seeing and deserves ample time for exploration.