Banff vs metropolis

Banff and metropolis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Banff	Yes	No	No	No
metropolis	Yes	No	No	No

Banff (noun)	metropolis (noun)
a popular vacation spot in the Canadian Rockies	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts