Nothing heals like extra heavy Azeri crude. So says spa owner Alif Zulfugar: “Naftalan (oil) is too heavy for the industry,” Zulfugar explains, “it is used only for healing purposes. It is untreated and comes directly from the source into our tankers and then into our basins.”

And surprisingly, it isn't that expensive. A full 10-day treatment cycle only costs $420. Talk about the advantages of $70 a barrel oil. CSM has a full review here.