Rondinone’s inspiration?

Recently I posted a blog entry about Seven Magic Mountains, a art work in the desert outside of Las Vegas by Swiss artist Ugo Rondinone:

Amazingly, while exploring the Alsatian countryside very close to Switzerland I stumbled across this very similar art work:

Was this the inspiration for Ugo’s work?  I guess unless I one day find Ugo and ask him, I may never know!