![](https://image.tmdb.org/t/p/original/AbFNenzL15hrmS1liBCwBRa4SZV.jpg)
![](https://image.tmdb.org/t/p/w342/AtlLU7tuiscacQIjdcL541vWeoI.jpg)
Saudi Arabia
Steve joins forces with ropes expert Aldo Kane and Saudi Arabian geologists Mahmoud Al-Shanti and Hala Alwagdani to search for the longest lava tube in Arabia
Stars:
![](https://image.tmdb.org/t/p/w300/uLcN32bxPbWU1t91gJgmZymsdIY.jpg)
![](https://image.tmdb.org/t/p/w300/xKwI8QbRPoav9YJRvWpBmMRV8EG.jpg)
Other episodes for this season
![Kamchatka](https://image.tmdb.org/t/p/w300/hIiCkglZNvurY77tgtGmjG4KPRc.jpg)
![Saudi Arabia](https://image.tmdb.org/t/p/w300/AbFNenzL15hrmS1liBCwBRa4SZV.jpg)
![Kyrgyzstan](https://image.tmdb.org/t/p/w300/rczSM5CZ7FTiGgS7QVSBGSuDFn2.jpg)
![Gabon](https://image.tmdb.org/t/p/w300/aMablYcykw3iWNYl32XnLinmNL9.jpg)
![Socorro](https://image.tmdb.org/t/p/w300/kMMyacQ4wPKNQ8UHhBidKlhK6jF.jpg)
![Expedition Unseen](https://image.tmdb.org/t/p/w300/sxuNDK3iOk3CHqhC1zqNCi2pC5y.jpg)