Rocks initially formed as layers of sediment laid down in an ancient sea can be deciphered by knowing that older layers are found beneath the younger layers.

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Five Welsh regions were initially formed in 2003, reduced to four a year later (with the demise of Celtic Warriors), who compete in European competitions, the Pro12 tournament and the Anglo-Welsh Cup.

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Without belaboring the whole saga of how it was established, Acadia was initially formed from donations of large tracts of land by some of the wealthiest summer residents, the Rockefellers famously among them.

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He bailed out in 1995 and, with three non-McCaw partners, formed a private fund initially named Madrona Investment Group.

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