I was in Paris for only a day in 2015 and saw Notre Dame from the outside but did not have the time to wait in line. I fondly remember everything I was able to

I was in Paris for only a day in 2015 and saw Notre Dame from the outside but did not have the time to wait in line. I fondly remember everything I was able to experience walking up and down the Seine that day, but a small part of me regrets being so close and not going in.