Avios: top destinations – in pictures

St Basil's Cathedral is one of Red Square's most iconic buildings, marking the precise centre of the city. It was ordered by Ivan the Terrible to mark the capture of Kazan and Astrakhan in 1552, and is now part of the State Historical Museum

Fly to Moscow with Avios
Photograph: William Curtis Rolf/Gallery Stock

The largest city on the Cote d'Azur, Nice has long been the playground of the rich and famous, thanks to a stunning coastline that can comfortably house many a super-yacht. Summer is a great time to visit to take full advantage of the weather and a packed itinerary of arts festivals

Fly to Nice with Avios
Photograph: Michael Weber/Gallery Stock

Barcelona is a must for modern architecture enthusiasts, boasting 11 examples of Antoni Gaudí's work. Casa Milà – also known as La Pedrera – is one of the most famous examples. Completed in 1912, the apartment block now has world heritage status

Fly to Barcelona with Avios Photograph: Daniel Webb/Getty

Referred to as “the longest outdoor bar in Scandinavia”, the picturesque waterfront district of Nyhavn is lined with brightly coloured 17th- and 18th-century houses – plus, of course, numerous restaurants and bars

Fly to Copenhagen with Avios Photograph: Benjeev Rendhava/Flickr RF

Few things sum up Venice more succinctly than the sight of gondolas weaving their way through a network of canals lined with ancient Venetian palaces. The Rio dei Barcaroli canal leads to La Fenice, one of Europe's most prominent opera houses

Fly to Venice with Avios Photograph: Olimpio Fantuz/SIME