Istanbul's Dolmabahce Mosque. Charles W Cushman Photo Collection / Indiana University Archives Instanbul's tourism industry reached an all-time high in 2013.

The city hosted 838,000 visitors in the first quarter of that year alone, a benchmark that hadn't been hit for a decade.

Tourism numbers for the country have since slipped, causing a drop in hotel prices, which means it's a great time to plan a trip to the city.

If you're in need of some inspiration, we've compiled a set of vintage photographs of the city taken by amateur photographer Charles Cushman during the 1960s.

Cushman's photos are evidence of the city's rich history and culture, both of which are still apparent to visitors of the city today.