This question was posted in response to the following article: http://help.adobe.com/en_US/indesign/cs/using/WSa285fff53dea4f8617383751001ea8cb3f-7122a.h tml
"For a video tutorial on rotating the spread view, see www.adobe.com/go/lrvid4031_id."
This link goes to a different page.
I heard this week from an (anonymous) Adobe employee, that the Help system is currently still under construction. Hopefully, they will see and fix it.