1. In large hotels mains voltage is 220 V. However, in small hotels located away from the center private generators may be used; in this case, the voltage is 110 V. All details have to be clarified prior to check in. If necessary, take special adapters and connectors for electrical devices with you.
2. Calls to other cities and countries are better to be made from public call offices. Phone cards, which can be used when calling from pay phones, are widespread. It is worth noting that calls from street payphones aren’t the most cost-effective and high-quality ones.
3. Travelers need to observe basic precautionary measures. It’s unnecessary to carry valuables and jewelry going for a walk. In public places you should be very careful. In no case leave belongings unattended in cafes and restaurants.
4. It’s better to go shopping with local currency; the exchange has to be done only in banks and special exchange offices. U.S. dollars are also accepted, but the rate is usually very disadvantageous. In Lima ATMs are common, so it wouldn’t be difficult to get some cash. Also, in many shopping centers you can pay with credit card.
6. The most common specialties are handmade crafts and jewelry. It is recommended to buy latest exclusively in specialized jewelers; jewelry of the highest quality is produced by the local firm ILARIA.
7. Before you take a picture of local people, be sure to ask them for permission. Some may agree to take a photo for free, but others want a reward for a photo with travelers.
Lima is a beautiful modern city with an abundance of entertainment venues, shops and markets. You should definitely include a visit to the local zoo Parque de las Leyendas in the … 
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Peru: travelling advices
9. You should purchase a common ticket for Machu Picchu and Huayna Picchu in advance. There is a quota for the number of tourists per day. So you risk not getting to these attractions in the season. It is better to buy tickets 2-3 months in advance, for example. Tickets are sold on the official website of the Ministry of Culture of Peru. You can only pay with a Visa card. The same card must be presented at the entrance to Machu Picchu. 10. In general, Peru is considered a fairly safe country for tourists. However, you should not leave your things unattended and carry large amounts of cash. It is better to exchange money in banks. You should leave your documents in the hotel safe and make a copy for yourself. It is better to choose a hotel in the Miraflores district of Lima. You should not walk in the historical center at night.
11. Sol is the official currency. But you can pay with US dollars in many places. It is unprofitable and inconvenient to take euros with you. You can pay with cards almost everywhere in the cities. However, you will need cash in the province. Some banks set a limit on cash withdrawals. Therefore, you should take a few cards with you.
12. It is better to avoid topics such as local politics, corruption under previous presidents, and terrorism when communicating with local residents. You need to be very tactful when talking about drugs or religion. You can't call locals Injuns. You should use the phrase "indigenous peoples". … Open
