sightseeing

/S AY1 T S IY1 IH0 NG/
verb
  1. 1

    To go sightseeing; to visit places of interest in a city, town or geographical area.

noun
  1. 1

    The activity of going out looking at things; tourism.

    โ€œSightseeing is a frequent reason to visit San Francisco.โ€

Source: https://en.wiktionary.org/wiki/sightsee, https://en.wiktionary.org/wiki/sightseeing