Combine day passes, off-peak travel and short walks to turn a double-decker bus into an affordable all-day adventure, with practical tips for planning routes and timing.

Which Edinburgh bus routes give the best castle views, Old Town streets and coastal day trips — plus where to sit and when to ride.

A practical guide to London's most scenic double-decker bus routes, with route-by-route landmark notes, fare tips and a simple two-hour plan for first-time visitors.