这个视频的配乐是哪首歌啊？

Nightwish 的《Dark Chest Of Wonders》
试听下载：http://d.sogou.com/music.so?query=NIGHTWISH+Dark+Chest+Of+Wonders&class=1&sid=&nohead=0&pid=

歌词：
Once I had a dream
And this is it
Once there was a child`s dream
One night the clock struck twelve
The window open wide
Once there was a child`s heart
The age I learned to fly
And took a step outside
Once I knew all the tales
It`s time to turn back time
Follow the pale moonlight
Once I wished for this night
Faith brought me here
It`s time to cut the rope and fly
Fly to a dream
Far across the sea
All the burdens gone
Open the chest once more
Dark chest of wonders
Seen through the eyes
Of the one with pure heart
Once so long ago
The one in the Big Blue is