IPA: /ˈsaɪtˌsiːɪŋ/
KK: /ˈsaɪtˌsiːɪŋ/
Relating to the activity of visiting places of interest, especially for pleasure.
We took a sightseeing tour of the city to see all the famous landmarks.
The activity of visiting places that are interesting or famous, usually for enjoyment or tourism.
We spent the day sightseeing in the city, visiting museums and historical landmarks.
Sightseeing is formed from "sight" (from Old English "sīht", meaning the ability to see) and "seeing" (the present participle of "see", meaning to perceive with the eyes). The word refers to the activity of visiting places of interest to see and experience them visually.
Think of 'sight' as the ability to see and 'seeing' as the act of perceiving — together, they describe the activity of visiting and experiencing visually interesting places.