Your pic did post.

It's certainly very grand. I would want that space for more practical purposes, myself. Is this typical in your area, I've only seen domes in government buildings in real life!

I wasn't aware of this ceilings so I looked them up. It looks like they are popular with Tuscan style or other more ornate styles,,It depends on what you are going for

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A dome that is a bit more contemporary would be appropriate. That one seems a bit deep and narrow. They are available premade and they just get placed in your framing.

http://www.invitinghome.com/Domes/Domes_ListP2.htm

Any chandelier in a foyer this tall should be motorized so it can be lowered for cleaning.

I think pretense is dated no matter the decade, unless perhaps you live in Dubai. But that's jmho.

I like human scaled proportions, versus shock and awe.