Lake Jackson Mounds Archaeological State Park (8LE1) is one of the most important archaeological sites in Florida, the capital of chiefdom and ceremonial center of the Fort Walton Culture inhabited from 1050 to 1500. The complex originally included seven earthwork mounds, a public plaza and numerous individual village residences.

One of several major mound sites in the Florida Panhandle, the park is located in northern Tallahassee, on the south shore of Lake Jackson. The complex has been managed as a Florida State Park since 1966. On May 6, 1971, the site was listed on the U.S. National Register of Historic Places as reference number 71000241.

Fort Walton culture

The site was built and occupied between 1000 and 1500 by people of the Fort Walton culture, the southernmost expression of the Mississippian culture. The scale of the site and the number and size of the mounds indicate that this was the site of a regional chiefdom, and was thus a political and religious center. After the abandonment of the Lake Jackson site the chiefdom seat was moved to Anhaica (rediscovered in 1987 by B. Calvin Jones and located within DeSoto Site Historic State Park), where in 1539 it was visited by the Hernando de Soto entrada, who knew the residents as the historic Muskogean-speaking Apalachee people. Other related Fort Walton sites are located at Velda Mound (also a park), Cayson Mound and Village Site and Yon Mound and Village Site.

Site description

When the site was abandoned it was a large complex ( The mounds were the result of skilled planning, knowledge of soils and organization of numerous laborers over the period of many years. The ceremonial plaza was a large flat area, constructed and leveled for this purpose, where ritual games and gatherings took place. The area around the mounds and plaza had several areas of heavy village habitation with individual residences, where artisans and workers lived. There were also communal agricultural fields in the surrounding countryside, where the people cultivated maize in the rich local soil, the major reason such a dense population and large site were possible. Only a few of the mounds in the park have been systematically excavated by archaeologists.

The site itself is oriented on an east–west axis, oriented perpendicular to the north–south axis of the Meginnis Arm, a nearby extension of Lake Jackson. All of the mounds are laid out to reflect this alignment, although it is unclear if this is symbolic or merely the result of the lake arm's orientation. Based on radiocarbon dating done during excavations, the mound is known to have been constructed between 760 years and 475 years Before Present (based on 1950 as present), or approximately between 1190 and 1475. The time span in between renewals at many sites suggests the average lifespan of a ruler and their death and replacement by a successor.

The mounds location on private property outside the state owned park meant it was not protected as the mounds inside the park are and it was leveled for use as fill dirt in the winter of 1975–1976. Before it was dug away B. Calvin Jones, an archaeologist with the State of Florida Bureau of Historic Sites and Properties, conducted a salvage operation.

Mound 4 was built between 1250 and 1400. It was started when a layer of white sand was laid down over a previous habitation area and covered with of basket-loaded mound fill and covered with a red-clay cap. It had several more similar construction phases. A series of postholes were discovered at the summit by John Griffin in 1947, but due to time constraints with the work season he could not proceed any further. pearl beads, copper axes, and stone and ceramic pipes. Many of these pieces had motifs representative of the Southeastern Ceremonial Complex or SECC. Similar artifacts have been found at the Spiro site in Oklahoma, the Moundville site in Alabama and Etowah Mounds in northwestern Georgia. Stylistic analysis has shown that of the three, Lake Jackson had the closest ties with Etowah. The Lake Jackson plate depicts a winged dancing figure holding a ceremonial mace in one hand and a severed head in the other. The figure wears an elaborate headdress with an ogee symbol and a bi-lobed arrow motif. Actual copper ogee plates used as headdress were found in burials at Etowah. These motifs are also found on sculptures and shell engravings from the Spiro site, such as the ogee headdress-wearing "Resting Warrior or Big Boy statue". and also worn as ear-rings by the Resting Warrior) and clothing which are all motifs associated with the falcon dancer/warrior/chunkey player including the columnella pendant, large shell beads, bellows apron (scalp motif), and the long-waist sash.

thumb|Ruins of Butler Mill at the end of Butler Mill Trail

The Lake Jackson Mounds Archaeological State Park is recognized as part of the Native American Heritage Trail under the Florida Division of Historical Resources. There are also two trails available for hiking throughout the park.  The first one is a 0.75 mile interpretive trail that gives a brief glimpse into the Florida Territorial Period (1820–1860).  The land was owned by Colonel Robert Butler as part of a larger estate.  The second trail is 2.2 miles and consists of a nature trail that meanders through the natural growth of native plants and trees.  Visitors on this trail may be able to see a grist mill from the 1800s while hiking. The Florida State Parks website for Lake Jackson Mounds Archaeological State Park provides a great deal of information, including a downloadable map of the park. The park encompasses six out of seven of the known mounds, with two of the largest mounds visible to visitors who use the picnic tables. There is an interpretive exhibit aspect of the park that shares knowledge about the Native Americans who once occupied the site. This is located in the pavilion with the picnic tables.

Archaeological excavations have been ongoing at the park for many years. Any artifacts recovered during these excavations are property of the Florida Division of Historic Resources. They are housed in a storage facility that meets the requirements for curating artifacts under the 36 CFR Part 79 under the Code of Federal Regulations for Section 106 compliance. Artifacts recovered from various excavations at the park include pottery sherds, shells, flint and other stone tool fragments, burial objects made of copper, mica, and other materials. Vegetative artifacts were also located.

Admission to the park is low, costing $3 per vehicle and is collected using the honor system. Pedestrians and visitors on bikes are charged only $2. The park is open for visiting from 8:00am until sunset every day. There are many different activities available at the park, including birding, hiking, picnicking, and wildlife viewing. Guided tours are available and must be booked two weeks in advance for groups up to 50 visitors. There is parking available and restroom facilities onsite. Pets are allowed as long as they are kept on the leash.