Turkey’s most populous city also aspires to be its greenest. Here’s what hotels and resorts in Istanbul are doing to reduce their carbon footprint and preserve the environment.

Some even have menus designed specifically for kids. Look for restaurants with a rooftop terrace like the St. Regis Istanbul, ...

I live part of the year in Istanbul ... bonito at old-school waterside fish restaurants — and usually skipped the generic pastas and sushi served at rooftop hot spots favored by jet-setters.