If you want the dictionary definition, just double click on any word.
look forward(s)
vs
look forward to

If you look forward / forwards it simply means you are looking ahead.

For example:-

If you look forward you will see St Paul's Cathedral.

Look forward to is a phrasal verb.

When you look forward to something, you feel happy and excited about something that is going to happen.

For example:-

I always look forward to seeing my family and friends when I travel to England.

For Hermine