Explore Luxembourg’s Mullerthal region with kids: Schiessentümpel waterfall, the narrow Kuelscheier caves, Hohllay and beautiful Vianden. Our family road-trip guide covers where to park, short hikes, what to expect in the caves, visiting Vianden’s chairlift and practical tips for exploring Luxembourg’s “Little Switzerland” on a budget.

As detailed in our first ever Eurocamp visit, we were desperate to enjoy some sunshine and adventure during the miserable UK summer, but...