GoBoat Copenhagen

Three pools in the harbor itself, with springboards at 1, 2 and 3 meters, right beside a shopping mall.

Family Four rooms sleep four with a sofa bed for the kids, in a hotel on the harbor front with a rooftop bar on the sixth floor.

A thousand years of Danish buildings, from the Viking Age on, told with films, models and room-sized installations you step into.

Budget rooms with air-conditioning, designed by the architect Kim Utzon, a short walk from Tivoli and the central station.

Samurai swords, tanks and decorated cannons in Christian IV's old arsenal, with free entry for under-18s.

Viking swords and silver treasure, plus the Sun Chariot, the Egtved Girl and the Gundestrup Cauldron in the prehistory galleries.