Volcon and Tray are trying to remember a place where you can see the full moon shining down during daylight.

Quest Location

Talk to Volcon and Tray in front of the inn in Goron City to start the quest.

How to Complete the Quest

Go to Lake Ferona, which is south of Goron City and west of Foothill Stable. Go to the west side of the lake and look north to see a cave entrance. Sit by a campfire until noon, then look down into the cave to see the sunlight shining down. Take a picture of it, then go back and talk to Volcon and Tray to show them the picture.

Quest Reward

You receive 100 rupees.