(FORTUNE Magazine) – As co-founder of Helios Consulting and co-author of books like last year's Radical Marketing, Sam Hill investigates the fringes of the market. "Back in the '50s," he says, "I would have climbed into my convertible and driven Route 66, stopping at little communities along the way. Today I cruise along in a Sony 505TX, but it works out the same."

Cluetrain www.cluetrain.com Long before the bestseller The Cluetrain Manifesto, there was this quirky, fearless, extraordinarily thoughtful site. These guys offer up provocative views on where business and techno-society is headed.

Earth From Space earth.jsc.nasa.gov Here's what astronauts see, and now I know why they spend a lifetime getting ready for one or two missions. This site has beautiful spaceshots of earth, including cities, weather, and landscapes.

Harley Mom www.harleymom.com Navy Seals www.hooyah.8m.com Two recent places I've enjoyed enough to bookmark. When you look at the pages, you see hours of passion put in. Since I spend most of my life in boardrooms and airports, sites like these give me a chance to meet people I would never meet, from places I would probably never go, and to get their views about things I would never think to ask.