He built a cloister gallery overlooking the sea , linked to the villa by a long flight of stairs and a bridge , which allowed Dubernet to watch her daughter Virginie Hériot , a competitive sailor , in the bay below .
He built a cloister gallery overlooking the sea , linked to the villa by a long flight of stairs lined by columns , and a bridge . 
 This gallery allowed Dubernet to watch her daughter Virginie Hériot , a competitive sailor , yachting in the bay below .