[交流] Funny English quiz in everyday（NO.15）

Previously
Q: What always has one eye open but can't see?

A: Needle.

Today’s Question
On the bridge across the sky, There is no carriage passing by,With brilliance shining far and near, All at once it will disappear. What kind of bridge is it?

We will hold this column everyday, the one who write the right answer first can earned 1 BB.
If u missed it this time, please come on and come here early, then use your smart head to find the answer.
I will give u the right answer in the column tomorrow.
So good luck to u!