To save the memories of Wedding, photography is a great option. One must choose the best photographer so that he/she will capture all the best moments in your wedding.
There are several advanced cameras available these days and apart from the regular photographer you can as our friends/relatives to capture some of the random moments. Sometimes the moments captured randomly will have more significance than professionally captured moments.
Look at some of the random pics here and ask the professional photographer to capture the best moments. Go through the previous wedding pics of the photographer before finalizing him.