There are multitudes of sand dunes in Saudi Arabia. Over 40% of the country is made up of sandy deserts.
Saudi Arabia have no river.
Yes, there are mountain ranges in Saudi Arabia
yes they do play sports in saudi Arabia
There is no limit to the number of sand dunes in any particular desert.
Ireland would have some sand dunes around its coast. Ireland is not warm enough to have any deserts and so it does not have desert sand dunes.
The vast majority of Saudi are Wahhabi Muslims. Being any religion other Muslim is illegal in Saudi Arabia.
Saudi Arabia did not win any medals at the 2004 Olympics.
Saudi Arabia is a wealthy country and has the same tools as any other wealthy country
They translate it as T.F.I Fridy's in Saudi Arabia. So they do have them
I want to know the details of Hill stations if any in Saudi Arabia
There is no "true citizen" in Saudi Arabia. A citizen, by definition has a responsibility to the government AND has a role in his own governance. While Saudi citizens certainly have a responsibility to their government, the King of Saudi Arabia has not delegated any authority to his people. Properly understood, the citizens of Saudi Arabia are "Subjects of the King".
No. Saudi Arabia's government is ambivalent about the environment and has not attempted any environmental initiatives.