"It is a rare opportunity to gain an insight into this highly skilled craft and to see some of the country's top craftsmen in competition, " said Roger.

BBC: Devon - Get fired up at foundry day

It is a rare opportunity for a young boy to gain first-hand knowledge of the geography and geopolitics of a region that often leads the news headlines.

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That snake is very rare so it was a rare opportunity to go and touch it.

BBC: Museum boy bitten by snake

It's rare for a hotel to decline a buyout opportunity, considering there is guaranteed revenue and the ease of working with just one client.

BBC: Demystifying the hotel buyout

It is the sheer volume of hours spent in Clough's company that gives Hamilton the opportunity to offer such a rare insight into the legendary manager's life.

BBC: CHOOSE A SPORT