Travel is a set of unique experiences that form unique memories. Part of what’s addicting and pleasurable is that it helps slow down the perception of the passage of time, among many other positives.
It’s also self reinforcing in that when you think back, you tend to disproportionately remember travel vs other experiences.
There’s clearly a lot more benefits than that, but it certainly seems like a significant factor.
> Mucha gente cree que en la vida solo hay un gran amor, lo que no saben es que se pueden vivir varias vidas. […] Hoy acaba algo pero es el día de tu siguiente vida. Tienes que vivir muchas vidas […], muchas...
(English translation: https://www.deepl.com/translator#es/en/Mucha%20gente%20cree%.... )
I like to think that this can be applied not only to love (like here) but also to switching jobs, careers, places, … anything really that causes a big change (a diff, as you say) in life.