Saudi Arabia
Useful info:
Currency: Saudi Riyal
Language: Arabic is the official language, and very few people speak English except in major cities of Riyadh and Jeddah and Dammam.
Visa: Pakistanis need to prearrange a visa.
Climate: Saudi Arabia has a desert climate with very high day-time temperatures and a sharp temperature drop at night. Average summer temperatures are around 45 °C. I do not recommend visiting during summer.
Trivia: Saudi Arabia is world’s 12th largest country by land.
Food:
Halal food is available everywhere as it is an Islamic country,
Transportation:
Road infrastructure is good and thanks to lower oil prices in the country; you can easily afford road trips.
Accommodations:
Depending on the city you are visiting, KSA has several accommodation options with hotels starting from 30US $. There are some listings available on Airbnb as well (use this link to get 25$ off).
You can also check other travel resources which will help you plan your trip better.
Nightlife:
The is no nightlife speaking in western terms.
To go or not to go:
Apart from holy pilgrimage, there is no point visiting it.