Ponte de Lima sits along the Lima River in northern Portugal and is often regarded as the country’s oldest town. Its identity centers on the medieval bridge that spans the river, parts of which date back to Roman times and still structure how the town is experienced today.

West of Vienna, the quaint town of Dürnstein lies on the banks of the iconic Danube and is the perfect destination for river cruising, sightseeing, and enjoying the best of Austrian culture. Though small, this picturesque village offers plenty to see and do.

Culloden, located just outside Inverness in the Scottish Highlands, is the site of one of the most significant and sobering moments in Scotland’s history. On April 16, 1746, the Battle of Culloden marked the violent end of the Jacobite uprising led by Charles Edward Stuart, better known as Bonnie Prince Charlie. In under an hour, the hopes of restoring the Stuart monarchy were crushed by government forces.

Tunis' white-washed, blue-shuttered buildings hide a treasure trove of Arabic and Ottoman art. Inspect illuminated manuscripts from the Koran, follow the twists and turns of the fascinating old Medina (inner city), marvel at the ornate Palace of Dar Ben Abduallah and the magnificent Djamaa-Ez-Zitouna Mosque, whose 184 columns were "recycled" from the rocky ruins of Carthage.

Lukla, a mountain town perched at 2,860 meters in eastern Nepal, is best known as the gateway to the Everest region. The town is home to Tenzing-Hillary Airport, one of the world’s most thrilling landing strips, named after the legendary climbers who first reached Everest’s summit in 1953. The short, sloped runway hugs the mountain, offering a once-in-a-lifetime arrival that travelers remember long after their journey ends.