Showplace (noun)

A place, such as a building or a room, that is particularly attractive or impressive, and is intended to be shown off or displayed to others.

Origin:

From show + place.

Examples:

1. The mansion was a showplace of grand architecture.
2. The art museum was a showplace of priceless works.
3. The showplace was open to the public for tours.
4. The showplace was beautifully decorated with the finest furnishings.
5. The showplace was a source of pride for the community.