metropolis vs Virginia Beach

metropolis and Virginia Beach both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
Virginia Beach	Yes	No	No	No

metropolis (noun)	Virginia Beach (noun)
people living in a large densely populated municipality	the largest city in Virginia; long overshadowed by Norfolk but growing rapidly since 1970; with 28 miles of public beaches tourism is a major factor in the economy; site of three United States Navy bases
a large and densely populated urban area; may include several independent administrative districts