地理漫步·世界地理英语30篇（3）

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伊斯坦布尔：横跨大陆，平衡文化

Straddling the Bosphorus Strait, Istanbul connects Europe and Asia—and serves as Turkey’s cultural, economic, and historical heart.
Its location made it a key hub on Silk Road trade routes for over 2,500 years, shaping diverse architecture and cuisine.
The Hagia Sophia reflects layered histories: originally a cathedral, then a mosque, now a museum—and recently reconverted.
Traffic congestion worsens as the city’s population approaches 16 million, prompting expansion of metro lines across the strait.
Earthquake risk is high here; newer buildings follow strict seismic codes, while historic structures undergo careful retrofitting.
Fish markets along the Golden Horn remain vital social spaces, where locals bargain for anchovies and mackerel caught that morning.
Urban gardens on rooftops and vacant lots increase green cover, helping cool neighborhoods during increasingly hot summers.
Multilingual street signs and public transport announcements reflect the city’s role as a meeting point for migrants from Syria, Iran, and beyond.