1. The view of the bridge at night is great because of the light bulbs decorating the bridge.

2. The view of the bridge at night is great because of the light bulbs decorated on the bridge.

3. The view of the bridge at night is great because of the light bulbs shining brightly on the bridge.

4. The view of the bridge at night is great because of the light bulbs which were decorated on the bridge.

5. The view of the bridge at night is great because of the light bulbs which shines brightly on the bridge.
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I have changes the sentences several times. Which ones are good to use?

1 and 3 are correct. The others have errors.