Popularized by startups like Airbnb, Uber and Lyft, the sharing economy has officially gone to pot as Internet entrepreneurs set up B&Bs to tap into the rapidly expanding legal marijuana market.

When Colorado legalised cannabis possession in 2014, the anticipated ‘Green Rush’ of dope tourists didn’t quite happen. But the first stoners’ B&B in Denver is now leading the way.

The first thing you notice when you walk into the Bud & Breakfast called "B and B 420" is that it's really, really clean. It's that feeling of relief you get when you realize that the place you're staying will be nice — better than nice, nicer than your house.