The Grand Canyon

Leave it as it is. You cannot improve on it. The ages have been at work on it, and man can only mar it. What you can do is to keep it for your children, and for all who come after you, as the one great sight which every American... should see."
Teddy Roosevelt, 1903 on visiting the Grand Canyon

I spent a few days before Christmas writing materials for a company called Alphabet - you may have heard of them.... One of the places that I wrote about was the Grand Canyon.

Image: copyright Simon Hathaway, and used with permission

There is a really rather marvellous National Geographic piece on the canyon and some of the many threats to its current status as a UNESCO World Heritage Site.
I asked colleagues and friends via Twitter who may have visited what they thought of it, and this word cloud combines their thoughts on the place:
Word cloud created using