Croatia is one of the safest countries in Europe. The water is warm and clear, reaching 26°C in summer. The food is extraordinary. And it has a way of making even the most screen-addicted child look up and say "wow."

Whether that's a seven-year-old splashing under a waterfall, a teenager exploring Game of Thrones filming locations, or two adults quietly sipping Pelješac wine as the sun sets over the Adriatic, Croatia delivers for everyone in the same trip.

Start here. Dubrovnik is one of the best-preserved medieval cities on earth and it earns every bit of the attention it gets. The Old Town is car-free, walkable, and built around a set of 14th-century city walls that are still intact today. Some sections date back to the 10th century. The walls stretch 1,940 metres and rise up to 25 metres high. Kids who walk the full circuit earn serious bragging rights.

Beyond the walls, there is more than enough to fill a few days without repeating yourself.

Mljet is Croatia's greenest island. Over 70% of it is covered in forest, and a significant portion of the western end is a national park. It is quiet, it is beautiful, and it rewards families who like to move slowly and look closely. The two saltwater lakes inside the park, Veliko Jezero and Malo Jezero, are connected to the sea and warm enough to swim in from May through October. In the middle of the larger lake sits a 12th-century Benedictine monastery on a tiny island that you reach by small boat. It is one of the most unexpected sights on the entire Adriatic coast.

Mljet is the answer for families who want Croatia without the noise. No party boats, no crowds. Just forest, water, and a monastery that has been sitting in the middle of a lake since the 1100s.

The Kornati archipelago is one of those places that makes children go quiet in the best possible way. Over 100 mostly uninhabited islands scattered across the northern Dalmatian sea, with water so clear you can watch fish move beneath the boat before you even put on a mask. There are no hotels here, no beach clubs, no crowds. Just stone, sea, and the kind of silence that families forget exists.

The national park covers 224 square kilometres of protected Adriatic, and the best way to experience it is exactly the way families love most: by boat. Island-hop between sheltered coves, drop anchor in a bay that belongs entirely to you for the afternoon, snorkel above posidonia meadows, and eat lunch at one of the handful of simple konobas tucked into the rocks on the larger islands. The fish comes straight from the surrounding water. The olive oil comes from trees growing on the hillside above the terrace.

It is the kind of day that does not need an itinerary. The Kornati has a way of deciding the pace for you.

Just off the coast of Dubrovnik sit the three Elafiti islands: Koločep, Lopud, and Šipan. All three are car-free. No traffic, no exhaust, no rushing. Just boats, bikes, paths, and beaches. For families with younger children in particular, this changes the entire energy of a day out.

Šipan is the largest and most peaceful, home to just over 400 residents and some of the oldest olive trees in Croatia. Lopud has Šunj Beach, one of the few sandy beaches in the region. Koločep has the clearest water of the three, good for snorkelling.

Krka has seven waterfalls in total, carved over thousands of years by the Krka River cutting through limestone. The showpiece is Skradinski Buk: 17 cascades, a total drop of 45 metres, and a pool at the base that you can swim in. It is genuinely one of the best natural swimming spots in Europe and the kind of place that requires no convincing once you are standing in front of it. The park is easy to reach from Split or Šibenik, which makes it a natural day trip or overnight stop on a broader Dalmatian itinerary.

The best family holidays do not just entertain. They spark curiosity, teach something, and create memories that come up at the dinner table for years. Croatia does all three without even trying.

Five destinations. Ancient city walls and island monasteries. Oysters straight from the bay. Waterfalls you can swim under. Islands where the only rule is that cars are not allowed. Croatia feels exciting for kids and calming for adults at the same time, in the same place. That is a rare thing.