The Bibienas were the most influential Italian designers of the 18th century. Spanning three generations, seven members of the family were scenic designers. One of the three major innovations by them was:

Introduction of baroque art

Explanation:

The Bibienas were the most influential Italian designers of the 18th century. Spanning three generations, seven members of the family were scenic designers. One of the three major innovations by them was: the introduction of baroque art.

The Baroque is a style of architecture, music, dance, painting, sculpture and other arts that flourished in Europe from the early 17th century until the 1740s( Wikipedia)

Bibienas family three major innovation : the introduction of baroque art, vast scale and elaborate ornamentation and use of angle perspective.

it's a secular holiday. it is and was a custom developed to recognize the ending of a time and a wish for a good future. the kind of kiss you exchange, if you are single, is intended to predict what kind of year you will have in the coming year.

it is saying good bye to the last year with all its ups and downs, and hello to the new year, with all its hopes and dreams.

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles