Following the ‘second wave’ of COVID-19 in India, there has been an upsurge of domestic travel to holiday destinations, particularly Himalayan mountain towns. Modelling suggests that such travel could enhance the peak of a third wave in these states by almost 50%. Principles of ‘responsible travel’ should be adhered to.
Keywords: Basic reproduction Number; Effective Contact; Human Social Behaviour; SARS-CoV-2 Infection; Travel.