The monetary unit is the New Turkish Lira (YTL), which comes in banknotes of 1, 5, 10, 20, 50 and 100. Smaller denominations come in coins of 1, 5, 10, 25, and 50.
In Istanbul, traveler’s checks are rarely accepted. ATMs can be found in even the smallest Turkish towns. Most accept international credit cards [...]

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Post offices are painted bright yellow and have PTT (Post, Telegraph, and Telephone) signs on the front. The central Post office is open Monday through Saturday from 8:00 AM to 9:00 PM, Sunday from 9:00 AM to 7:00 PM. Smaller ones are open Monday through Friday between 8:30 AM and 5:00 PM
Visitistanbul is growing [...]

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Most mosques in Istanbul are open to the public during the day. Prayer sessions, called namaz, last 30 to 40 minutes and are observed five times daily. Tourists should, however, avoid visiting mosques midday on Friday, when Muslims are required to worship.
For women, bare arms and legs are not acceptable inside a mosque. Men should [...]

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