The official language of Peru is the Spanish, and in the areas where prevail are also the Quechua, Aymara and other aboriginal languages. English is a language that many people linked to the tourism sector dominate, and the tourist operators dominate other foreign languages, as German, French, Italian, Japanese, etc.
Perú is a privileged destination. Heir to ancient cultures and a rich colonial tradition, Perú is a magical spot which involves one of the richest biodiversities of Earth, and is a melting pot of different cultures who together are forging the promise of a better future.  
 
General Information

Surface Area: With an area of 1,285,215 square km, Peru is the third-largest country in South America after Brazil and Argentina, ranking it amongst the world's 20 largest nations.
 
Population:
27.000.000 inhabitants.
- Urban: 72,3 %
- Rural: 27,7 %
 
Lenguage:
- Spanish: 80,3%
- Quechua: 16,2%
- Other languages: 3,0%
- Foreign languages: 0,2%
 
Currency: The official currency in Peru is the Nuevo Sol (S/.), which is divided into 100 centimos. The currency includes coins for 5, 10, 20 and 50 centimos and 1, 2 and 5 sol coins. There are bills in the denomination of 10, 20, 50, 100 and 200 Nuevos Soles.
 
Tips: The amount of a tip will vary and depend upon how satisfied you are with the service given. An appropriate tip is considered to be 10% of the bill
 
Religion:
Roman Catholic: 89,03%
Evangelical: 6,73%
Other religions: 2,56%
Any Religion: 1.65%  
 
Electricity: 220 volts. Most 4 and 5-star hotels do have outlets equipped for 110 volts.
 
Water: To keep from getting gastrointestinal infections, we recommend you take care when eating raw foods. Drink bottled or boiled water and do not eat food from street vendors.
 
Vaccination: It is recommended that you take the proper measures to protect yourself, specially from mosquito bites, in order to prevent infection from, among other diseases, yellow fever (vaccination) and malaria (repellant and medication). Consult your doctor before traveling. A yellow fever vaccination is required for traveling to jungle cities, and it must be administered at least 10 days before your trip. If not, it will not be effective.
 

Peru Time:
The hour in Peru is -5 GMT (UT)
In the whole Peruvian territory rules the same hour, without hour change in any time of the year. Lima, capital of Peru, is located in 77° 07' W, 12º 04' S.

Summer: Dec 22nd. - Mar 21st.
Autumn: Mar 22nd. - Jun 21st.
Winter: Jun 22nd. - Sep 22nd.
Spring: Sep 23rd. - Dec 21st.