Travel deep underground into a defunct salt mine of the Transylvania region in Romania to find this bizarre, futuristic amusement park.pic.twitter.com/UX5qk9vikx

Travel deep underground into a defunct salt mine of the Transylvania region in Romania to find this bizarre, futuristic amusement park. pic.twitter.com/UX5qk9vikx

https://twitter.com/NatGeoTravel/status/1051608717706301440