Macin mountains is the most oldest mountain in Romania, they were formed 300-400 million years ago as a result of Hercynian orogeny Stock Photo - Alamy
Măcin Mountains - Wikidata
Private Day Trip in Dobruja - Lite Hiking in Macin Mountains
Macin Mountains National Park – the oldest mountains in Romania | SocaTour
7 reasons to visit Macin National Park. Easy day-hikes in Romania's Oldest Mountains
The oldest mountains of Europe - Macin Mountains - Romanian Story