White Bluff, also known as Ecor Blanc, is a historic site located along the Tombigbee River

Tombigbee River

The Tombigbee River is a tributary of the Mobile River, approximately 200 mi long, in the U.S. states of Mississippi and Alabama. It is one of two major rivers, along with the Alabama River, that unite to form the short Mobile River before it empties into Mobile Bay on the Gulf of Mexico...

 in Demopolis

Demopolis, Alabama

Demopolis is the largest city in Marengo County, Alabama, United States. The population was 7,483 at the time of the 2010 United States Census....

, Alabama

Alabama

Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its inland...

, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. It is a chalk

Chalk

Chalk is a soft, white, porous sedimentary rock, a form of limestone composed of the mineral calcite. Calcite is calcium carbonate or CaCO3. It forms under reasonably deep marine conditions from the gradual accumulation of minute calcite plates shed from micro-organisms called coccolithophores....

 cliff, roughly one mile long, that is composed of a geological layer known as the Demopolis Chalk Formation

Demopolis Chalk Formation

The Demopolis Chalk Formation is a geological formation in North America, within the U.S. states of Alabama, Mississippi, and Tennessee. The chalk was formed by pelagic sediments deposited along the eastern edge of the Mississippi embayment during the middle Campanian stage of the Late Cretaceous...

, part of the Selma Group

Selma Group

The Selma Group is a geological formation in North America, within the U.S. states of Alabama, Mississippi, and Tennessee. The strata date from the Santonian to the Maastrichtian stages of the Late Cretaceous. The group is composed of, in ascending order, the Mooreville Chalk Formation, Demopolis...

. The upper portions of the cliff stood almost 80 feet (24.4 m) above the river before the construction of the Demopolis Lock and

Lock (water transport)

A lock is a device for raising and lowering boats between stretches of water of different levels on river and canal waterways. The distinguishing feature of a lock is a fixed chamber in which the water level can be varied; whereas in a caisson lock, a boat lift, or on a canal inclined plane, it is...

 Dam

Dam

A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are...

 downriver. It now averages about 30 feet (9.1 m) above the river.

White Bluff was first named Ecor Blanc by 18th century French

French people

The French are a nation that share a common French culture and speak the French language as a mother tongue. Historically, the French population are descended from peoples of Celtic, Latin and Germanic origin, and are today a mixture of several ethnic groups...

 explorers and map makers. It also became known as the Chickasaw Gallery because early Native American

Native Americans in the United States

Native Americans in the United States are the indigenous peoples in North America within the boundaries of the present-day continental United States, parts of Alaska, and the island state of Hawaii. They are composed of numerous, distinct tribes, states, and ethnic groups, many of which survive as...

 inhabitants harnessed their boats at the foot of the cliff. It was the site where French Bonapartist

Bonapartist

In French political history, Bonapartism has two meanings. In a strict sense, this term refers to people who aimed to restore the French Empire under the House of Bonaparte, the Corsican family of Napoleon Bonaparte and his nephew Louis...

 refugees landed in 1817 and established their Vine and Olive Colony

Vine and Olive Colony

The Vine and Olive Colony was an ill-fated effort by a group of French Bonapartists who, fearing for their lives after the fall of Napoleon Bonaparte and the Bourbon Restoration, attempted to establish an agricultural settlement growing wine grapes and olive trees in the Alabama wilderness...

. White Bluff is the site for the main event of the annual Christmas on the River

Christmas on the River

Christmas on the River is a week-long annual Christmas festival held in Demopolis, Alabama. It features a week of events that culminate with a nighttime parade of boats lighted with Christmas-themed decorations on the Tombigbee River at Demopolis...

festival.