escape to gero onsen: immerse yourself in the serene mountain hot springs of gifu prefecture

gero onsen hot spring gifu prefecture hida river natural mountainous landscape serene atmosphere tranquil scene night wellness retreat relaxation crystal clear water japanese scenic view thermal springs peaceful ambiance outdoor spa travel destination culture mountain getaway soothing waters illuminated ecotourism adventure tourism resort wonders rural japan traditional healing cultural experience idyllic setting sky atmospheric picturesque calming environment low light bath tradition