Azure Profound Heaven Domain, Azure Profound Immortal Sect!

Among the hundred-odd heavenly domains of the Azure Profound Realm, even the low-tier heavenly domains spanned over three million li in radius.

Most of the ten super heavenly domains spanned six million li in radius, some even reaching eight million li.

Yet as the foremost of the Hundred Domains of Cangxuan, the central heavenly domain of the Azure Profound Realm, the Azure Profound Heaven Domain stretched beyond ten million li in radius.

Ten million li in radius meant a vast territory formed by drawing a circle with a radius of ten million li—a super heavenly domain that even a Foundation Establishment Cultivator could not traverse in an entire lifetime of flight.

As for the vastness of the Azure Profound Realm, even a Core Formation Cultivator flying for a lifetime, for several hundred years, could not cover the entire continent.

Not only Core Formation Cultivators—even Nascent Soul Cultivators could not tour the entire Azure Profound Realm and leave their footprints across all Hundred Domains of Cangxuan without relying on Teleportation Arrays.

Moreover, nearly every heavenly domain in the Hundred Domains of Cangxuan had its own perilous forbidden zones, places of exploration, or fierce great demons and powerful bandit cultivators entrenched within.

To travel across the Hundred Domains of Cangxuan, let alone Nascent Soul or Soul Transformation Cultivators, even Void Refining Dao Lords faced the risk of falling.

As for the very few ancient forbidden zones notorious far and wide, it was said that even Body Integration Spirit Lords had perished within them. Their fearsome reputations were well deserved.

And this was only the Azure Profound Realm, only one of the Nine Heavens and Ten Earths, merely one nineteenth of the greater world.

Throughout the Nine Heavens and Ten Earths, there were ancient forbidden zones and mysterious restricted lands that not even