London
Best time: May–Sep
Royal parks, world-class free museums and a theatre scene that runs every night of the week.
Istanbul, Türkiye
Where two continents meet: bazaars, mosques and ferries across the Bosphorus.
Apr–May, Sep–NovBest time to visit
ISTCity code for flights
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More places nearby
Paris
Best time: Apr–Jun, Sep–Oct
Café terraces, the Seine at dusk and enough galleries to fill a month of afternoons.
Rome
Best time: Apr–Jun, Sep–Oct
Ancient ruins on every corner, piazzas built for lingering and pasta worth the flight.
Barcelona
Best time: May–Jun, Sep
Gaudí architecture, city beaches and tapas bars that open long after midnight.