The secret locations are places found during travel either on the way somehow or by searching local places for nice spots. Most of them have little to no tourists.

JAPAN

Kyushu

route 445 (adventure by itself, + some scenic bridges on the road)

(on google maps)

日本一の石段 (3333 stone steps to climb up!)

(on google maps)
NO IMAGES YET

Senbutsu Stalactite Cave and surrounding area

(on google maps)