You travel so much you need to up the dosage? European castles and caribbean beaches don't give you the same kick they used to? All these other travel lists don't make you lust for your next trip?
Despair no more, here's the really good stuff. Surreal nature and architecture, virtually unknown capitals, giant ghost cities: this is the hardest travel fix you can treat yourself with.
(Wondering why harmless Finland's Nuuksio national park in on the list? This. Animal.)