Tackling 'NN', a formidable 6c+ (8-) in Croatia, offers a quintessential Adriatic climbing experience. This route, with its engaging sequences and the characteristic limestone, challenges climbers with its technical demands and pumpy sections. The grade, often interpreted as a solid 8- on the UIAA scale, ensures a memorable ascent against the backdrop of stunning Croatian landscapes, making it a must-try for those seeking a rewarding challenge.