Terrorism fears trigger fall-off in US travel abroad.
Linda Yueh asks why, when services dominate the UK economy, we seem uninterested in them.
Foreign tourists are shunning the UK because of laborious visa requirements.
Combative, provocative and engaging debate chaired by Michael Buerk.
Katie Derham looks at niche holidays.
Could tipping be too slapdash and subjective for an ever more calculated modern world?
Have we sacrificed the pleasure of travelling to discover new places and ourselves?