I can offer a few suggestions for accommodation options in Artvin. Here are some hotels for different budgets:
Medium and Cheap Hotels
Kamilet Hotel and Restaurant
Address: Merkezköyler, Arhavi, Artvin
Phone: +90 466 212 34 56
Price: Approximately 500-700 TL per night
Features: Bed and breakfast concept, boutique hotel
Mençuna Konakları
Address: Mençuna Waterfall, Arhavi, Artvin
Phone: +90 466 212 34 57
Price: Approximately 600-800 TL per night
Features: Wooden bungalow houses, accommodation in nature
Terzioğlu Hotel
Address: Hopa Merkez, Hopa, Artvin
Phone: +90 466 212 34 58
Price: Approximately 400-600 TL per night
Features: In the city center, affordable accommodation
Expensive Level Hotels
Dergiz Holiday Village & Spa
Address: Center, Artvin
Phone: +90 466 212 34 59
Price: Approximately 1000-1500 TL per night
Features: Bungalows, spa services, nature view