Penelope was the faithful wife to Odysseus,
of Trojan War and Odyssey fame:

Penelope, Texas

Sparta was a famous city state in ancient Greece,
renowned for its highly disciplined and ferocious warriors:

Sparta, Georgia

Sparta, Illinois

Sparta, Kentucky

Sparta, Michigan

Sparta, Mississippi

Sparta, New Jersey

Sparta, New York

East Sparta, Ohio

Sparta, Tennessee

Sparta, Virginia

Sparta, Wisconsin

Thebes was another famous city state,
with a storied mythical history:

Thebes, Illinois

Troy was the ancient mythological city where the famous
Trojan War took place. Many US places are named Troy:

Troy, Alabama

Troy, Idaho

Troy, Illinois

Troy Grove, Illinois

Troy, Indiana

Troy Mills, Iowa

Troy, Kansas

Troy, Maine

Troy, Michigan

New Troy, Michigan

Troy, Missouri

Troy, Montana

Troy, New Hampshire

Troy, New York

Troy, North Carolina

Troy, Ohio

Troy, Pennsylvania

Troy, South Carolina

Troy, Tennessee

Troy, Texas

Troy, Vermont

North Troy, Vermont

Troy, Virginia

Troy, West Virginia

East Troy, Wisconsin