Turkmenistan, in Central Asia, shimmers in desert sands with Ashgabat as its marble-clad capital, a surreal showcase of gas wealth and authoritarian gleam. Known for carpets, melons, and the Darvaza gas crater’s “Gates of Hell,” its economy rides on natural gas, cotton, and isolationist quirks. Its Turkmen horses and Soviet scars endure. Turkmenistan’s odd splendor stuns.