The prehistoric megaliths found there are believed to have been used as foundation pillars for houses, with some of them weighing up to 35 tons.

It is believed that the prehistoric latte stone pillars were used as housing foundations for the indigenous culture of the Marianas.

[6][7] Some of the abandoned megaliths would stand approximately 25 feet (7.6 m) high if the haligi had been topped with tasa and erected upright.

[9] Theories have been put forward regarding the methods of quarrying, transporting and erecting the latte stones, but nothing has been scientifically proven.

This might be indicative of competition between different groups, striving to build the most impressive sets of latte stones.