Lonely Planet has long made everyone an adventurer, IMHO, thereby sapping much travel of any real adventure. The Discovery Channel and National Geographic, from what I hear in the street, have made nearly any experience you can imagine accessible from the comfort of your own armchair.
“So you went walking in Antarctica? (Yawn.) Whatever. I saw Antarctica on TV last week. Yeah, it was awesome. All those fuckin’ penguins, eh?”