Hiking path in the ashes of Mount Fuji in a fog cloud, Honshu, Japan, Asia

mount fuji hiking path fog volcanic ash japan honshu landscape adventure outdoor activity nature exploration trekking clouds terrain volcanic scenery slopes travel tourism environment wilderness geology peaceful mist nature lovers hiking adventure mountainous tranquility flora fauna gray quiet weather solitude rugged trails pathway cloud cover steam geothermal natural features scenic route remote journey earth elevation natural beauty breathtaking challenging