A Red, Red Rose may have been inspired by the concept of deep time put forward a few years earlier by geologist James Hutton in his "Theory of the Earth" in 1789 . Hutton and Burns were contemporaries, and would have mixed in similar circles in Edinburgh. A Red, Red Rose "A Red, Red Rose" is a 1794 song in Scots by Robert Burns based on traditional sources. The song is also referred to by the title "Oh, My Love is Like a Red, Red Rose", "My Love is Like a Red, Red Rose" or "Red, Red Rose" and is often published as a
U2 Live at Red Rocks: Under a Blood Red Sky rock band" and he was not interested in working with them. He changed his mind after listening to the Red Rocks concert and produced "The Unforgettable Fire" and several other U2 recordsincluding "The Joshua Tree", "Achtung Baby", and "All That You Can't Leave Behind", which are among the band's most successfulalongside his sound engineer Daniel Lanois. In June 2007, a U2 tribute band named Under a Blood Red Sky performed a note-for-note recreation of U2's performance at Red Rocks. That same week, the City of Denver unsuccessfully tried to persuade U2 to return to Red Rocks. During the PopMart Tour