Turkmenistan: Travel/Tourist Information Guide
But even though it is considered to be a poor and undeveloped country, there are a lot of great sites in Turkmenistan which are amazing. The capital Ashgabat has a lot of great museums and monuments worth visiting. There is also the Karakum Desert and Yangykala Canyon which are great natural sights. Other cities that are worth a visit are Merv, where you can see collections of ruins of ancient cities and the city Konye Urgench which has a huge number of amazing mausoleums.
But the most famous tourist attraction in Turkmenistan is the Door To Hell. It is a natural gas fire which has been burning since 1971.