Site-seeing is a popular activity for travelers, where they visit places of interest in a particular area. It can involve visiting historical sites, monuments, or other attractions. The term 'site-seeing' can also refer to the act of browsing websites online. The crossword solution for the term 'site-seeing' is ONLINE, which is a six-letter word. Online site-seeing involves visiting websites and exploring the content they offer. This can include reading articles, viewing images, watching videos, and more.