Provision was made in the treaty for demarcation and boundary pillars were erected shortly thereafter.

A gulley has formed at the outflow, where a boundary pillar is carved with the image of a goddess.

'About Paraná River at the mouth of Iguazu River, "Viewpoint", where can be seen from the boundary pillars in the colors of the three countries.

At 06:15 the Auckland Mounted Rifle Regiment was first to reach the boundary pillars on the Egyptian and Ottoman frontier, moving from the African continent onto Asia.

Immediately after PAF strikes on Indian airfields on 3 December, Chandpuri dispatched a 20 man strong patrol under Lieutenant Dharam Veer to Boundary Pillar (BP) 638, on the international border.

The present park boundary runs along non-natural features like a river etc., needs improved demarcation through conspicuous and well maintained boundary pillars in place of the current inconspicuous ones to prevent encroachment of land and to present illegal entry of people.

In the morning the gentlemen, well mounted in braided sombreros and embroidered riding suits, with much silver on the trappings of their horses, would ride forth to escort the departing guests before committing them, with grave good-byes, to the care of God at the boundary pillars of their estates.