The cyclopean walls are an endless construction site still with many uncertainties. Interventions are underway to restore the integrity of the city walls after the collapse of 2006.

The Cyclopean Wall of Rajgir is considered similar to the “Frontiers of the Roman Empire” or the “Roman Limes”, which was built in the 2nd century AD and ran across present-day Germany, the UK and ...

For the Venecia Park in Zaragoza, Spain, for example, Héctor Fernández Elorza and Manuel Fernández Ramírez constructed a 100 meter long and 10 meter high cyclopean wall.

Cite: Souza, Eduardo. "Building Walls with Demolition Waste: The Poetry of Cyclopean Concrete" [Construindo paredes com restos de demolição: a poesia do concreto ciclópico] 12 Oct 2023. ArchDaily.

The Cyclopean Wall of Rajgir is a 40 km long wall of stone which encircled the ancient city of Rajgir to protect it from external enemies and invaders, built before 3rd century BC.