Its Beau Arts not arch and it refers to a specific historic period.
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Je suis beau would mean "I am beautiful" or "I am handsome". Beau is the masculine form of the word, so the person saying this is a male.
Insincere or ironic, mean
Beau in English means a frequent and attentive male companion
our beautiful
beau is a (masculine) adjective meaning beautiful in French.
boyfriend, love, something to that effect
"très beau et" means "very beautiful and".
c'est la beau -> it's beautiful! or that's beautiful!
it means nice in french like il fait beau
Un beau rêve = a beatiful dream / a nice dream, a sweet dream.
Quel beau village means Which nice village? (or what a nice village!)