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Witness ancient brilliance in each of the Hopewell earthworks

Great Circle Earthworks

Great Circle Earthworks

Great Circle Earthworks

Octagon Earthworks

Octagon Earthworks

Octagon Earthworks

Mound City

Mound City

Mound City

Hopewell Mound Group

Hopewell Earthworks

Hopewell Mound Group

Hopeton Earthworks

Hopeton Earthworks

Hopeton Earthworks

High Bank Works

High Bank Works

High Bank Works

Seip Earthworks

Seip Earthworks

Seip Earthworks

Fort Ancient

Fort Ancient

Fort Ancient

A memorable and enriching experience

Events

Yearly Monthly Weekly Daily List
April 2026
NPS Photo / Myra Vick, a thick carpet of garlic mustard plants cover the forest floor.

Garlic Mustard Removal Training

Join us throughout the month of April to combat the invasive plant garlic mustard (Alliaria petiolata)! Volunteers are required to attend one training session to receive information on proper identification and safety techniques for the removal of garlic mustard from park grounds. Step 1: Choose one training dateSaturday, March 149 am, 11 am, or 1...
30 Apr
9:00 am - 11:00 am
Mound City
16062 State Route 104, Chillicothe, OH 45601.
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May 2026
Archaeologist Brad Lepper giving a tour to a group of people at the Great Circle Earthworks.

First Friday Tours at the Great Circle with Brad Lepper

Join Senior World Heritage Archaeologist Brad Lepper at the Great Circle of Newark Earthworks on the first Friday of every month for a guided tour! Over the course of an hour, he will lead you to features that define the Great Circle and explain how this amazing site is worthy of UNESCO World Heritage status....
01 May
11:00 am - 12:00 pm
Great Circle Earthworks
455 Hebron Road, Heath, Ohio 43056
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Archaeologist Bill Kennedy gives a tour in the Fort Ancient museum.

First Friday Archaeology Tour

Take a walk through the museum and grounds of Fort Ancient with archaeologist Bill Kennedy of the Ohio History Connection. This walking tour gives an overview of pre-contact American Indians in and at Fort Ancient: one of the most outstanding and best-preserved Hopewell earthworks. Please meet in the lobby in front of the museum gift...
01 May
1:00 pm - 2:30 pm
Fort Ancient
6123 State Route 350, Oregonia, OH, USA
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A butterfly lands on a flower

Getting to the Root of the Matter

Did you know that Red Willow has the same natural compounds as an aspirin? What about Staghorn Sumac and Purple Coneflower containing large amounts of Vitamin C? Join us as we learn all about the uses of plants. This program will explore the Fort Ancient Three Sisters and Medicinal Garden and surrounding woods to learn...
09 May
12:00 pm - 4:00 pm
Fort Ancient
6123 State Route 350, Oregonia, OH, USA
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Fall at Fort Ancient Earthworks & Nature Preserve with a light dusting of snow around a tree.

Third Friday Archaeology Tour

Take a walk through the museum and grounds of Fort Ancient at 1 p.m. on the third Friday of each month with Archaeologist Bill Kennedy of the Ohio History Connection. This walking tour gives an overview of pre-contact American Indians in and at Fort Ancient: one of the most outstanding and best-preserved Hopewell earthworks. Please...
15 May
1:00 pm - 2:30 pm
Fort Ancient
6123 State Route 350, Oregonia, OH, USA
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crowd at Octagon Earthworks

Third Friday Tours at the Octagon Earthwork with Brad Lepper

Join Senior World Heritage Archaeologist, Brad Lepper, at the Octagon of the Newark Earthworks on the third Friday of every month for a guided tour of this incredible site! Explore the precision and complex geometry of the Octagon that makes clear the ingenuity of Indigenous peoples during the Hopewell Cultural Period. Observe the connection to...
15 May
2:00 pm - 3:00 pm
Octagon Earthworks
125 N. 33rd St., Newark, OH 43055
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Octagon avenue to Circle

Newark Earthworks Lecture Series

Join us at the Octagon Earthworks Visitor Center on the third Thursday of each month as we welcome experts from multiple fields speaking on topics connected to how we understand and learn about Hopewell Ceremonial Earthworks; from archaeological and indigenous perspectives to stories about how Earthworks have been preserved and protected. This program is geared...
21 May
7:00 pm - 8:00 pm
Octagon Earthworks
125 N. 33rd St., Newark, OH 43055
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Octagon Earthworks

Octagon Homeschool Days

Do you have a homeschooler looking for an educational and fun activity related to history? Well, come meet us at the Octagon Visitor Center for a drop-in program on the fourth Friday of each month! Admission will cover a short lesson in a small group learning environment and supplies for a hands-on activity that you can take...
22 May
10:30 am - 11:30 am
Octagon Earthworks
125 N. 33rd St., Newark, OH 43055
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Two people walking between the mounds of the Octagon on a spring day. The words on the image say "The Octagon is now open"

Newark Earthworks Remnants Tour

Join Archaeologist Jeff Gill for a walking tour through the neighborhoods of Newark to see and learn about the “lost” portions of the earthworks. The tour will begin and end in front of the museum at the Great Circle. Please dress for the weather, wear comfortable walking shoes and bring water. No preregistration required.
23 May
9:00 am - 12:00 pm
Great Circle Earthworks
455 Hebron Road, Heath, Ohio 43056
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A ranger on tour with a group of visitors at Mound City Group. NPS / Tom Engberg

Summer Ranger Guided Tours of Mound City

Mound City Group is the location of the park’s only visitor center and is typically the first stop for visitors. A sacred site built by Native Americans, Mound City is the only Hopewell earthwork to have been restored. Walking among these burial mounds can give the sense of what it must have been like to...
23 May
10:00 am - 11:00 am
Mound City
16062 State Route 104, Chillicothe, OH 45601.
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A ranger on tour with a group of visitors at Mound City Group. NPS / Tom Engberg

Summer Ranger Guided Tours of Mound City

Mound City Group is the location of the park’s only visitor center and is typically the first stop for visitors. A sacred site built by Native Americans, Mound City is the only Hopewell earthwork to have been restored. Walking among these burial mounds can give the sense of what it must have been like to...
24 May
10:00 am - 11:00 am
Mound City
16062 State Route 104, Chillicothe, OH 45601.
View Detail
A ranger on tour with a group of visitors at Mound City Group. NPS / Tom Engberg

Summer Ranger Guided Tours of Mound City

Mound City Group is the location of the park’s only visitor center and is typically the first stop for visitors. A sacred site built by Native Americans, Mound City is the only Hopewell earthwork to have been restored. Walking among these burial mounds can give the sense of what it must have been like to...
25 May
10:00 am - 11:00 am
Mound City
16062 State Route 104, Chillicothe, OH 45601.
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