 | 11,000 years ago:
Lake Champlain was formed. |
 | 1609:
Samuel de Champlain sails south into Lake Champlain |
 | 1880 - 1890:
Plattsburgh's population increases by 50% to 8,400. |
 | 1890:
Hotel Champlain opens. |
 | 1892:
Catholic Summer School opens in New London, Connecticut. |
 | 1892:
Smith Weed opens Plattsburgh Theatre with seating for 1,000 (Clinton &
Marion Streets). |
 | 1892:
Judge John B. Riley and Smith M. Weed obtain option on Armstrong Farm
from D&H Railroad for permanent site of Catholic Summer School. |
 | 1893: Catholic Summer School comes
to Plattsburgh for its second session, lasting three weeks. Classes are
offered at Normal School and Plattsburgh Theatre. |
 | 1896
Catholic Summer School makes its permanent home in Cliff Haven. |
 | 1909, July 7
President Taft with representatives of France, Great Britain and
Canada attend reception at Catholic Summer School celebrating Tercentenary
of Lake Champlain |
 | 1941
Catholic Summer School ceases operations. |
 | 1956:
Cliff Haven Estates opens model home |
 | 1958
Cliff Haven Homeowners Assoc. formed |