Giant Readymix Logo
Some of the world's largest letters are carved into the limestone bedrock of the Nullarbor Plain.

A huge diamond containing some of the largest letters in the world, etched into the Nullarbor Plain limestone. Created in 1965 as an advertising ploy or emergency airstrip.

Why Go

🗺️ Observe a massive geoglyph visible from satellite imagery
🛣️ Unique roadside attraction on the Eyre Highway
📜 Historical curiosity from the 1960s

Why Avoid fading over time, less clear from ground level

✈️ No longer a major aerial landmark

Tips

🛰️ Best viewed via satellite imagery like Google Maps/Earth.
📍 Located near the small roadhouse community of Caiguna.

Last updated 1 day ago

We strive for accuracy, but errors may occur. Please verify key info.