Our compilation for Zonguldak, not an official route.
The list runs along the coast — the caves at Karadeniz Ereğli, the Gökgöl cave and the mining museum — with the Gümeli natural monument inland.

This route is not an official itinerary; it is a suggestion compiled from sourced records in this province. Each stop has its own page with its own sources.
Our compilation for Zonguldak, not an official route.
The list runs along the coast — the caves at Karadeniz Ereğli, the Gökgöl cave and the mining museum — with the Gümeli natural monument inland.
This route is not an official itinerary; it is a suggestion compiled from sourced records in this province. Each stop has its own page with its own sources.