Sentence:  It has to be remembered that, however enchanting the idea of <WSD>caravanning</WSD> may be, it is unlikely that it will consist entirely of watching sunsets and other people working — two of the most fascinating sights I know — but there are, regrettably enough, other and less romantic elements. 
Meaning of the word marked with <WSD> tags:  To travel and/or live in a caravan (vehicle).