you have to be right in front of it and don't jump to the side
get the boomerang.
cut down the hanging chest in the middle room with the gale boomarang
in arbiters grounds, snow temple, temple of time, and city in the sky
In the sea temple.
In the first temple
beat argorok
Death Mountain
No.
After you complete the Forest Temple the twilight is no longer in that region and Link must travel to the next region of Hyrule to rid it of the twilight
beat the boss
in the lakebed temple
It's on the map.