Cost: $50/day What is the strangest thing you have seen recently? The South Kaibab trail winds its way from the south rim of the Grand Canyon to the canyon floor, roughly 5000 feet (1525 metres) below. It is extraordinarily beautiful and offers spectacular vistas at various points over its seven miles. Because of the brilliant...

When you think of places you've visited, do you remember the sights--or the people? In this article, it was the latter that made the lasting impression: I couch-surfed across America . The vivid and quirky cast of Couchsurfing hosts the writer encounters provide enough fodder for its own TV sitcom. An excerpt: Bill, our host...