Which preposition to use with circumnavigators

of Occurrences 5%

They were the second nation that dared the extent of the Pacifick ocean, and the second circumnavigators of the globe.

towards Occurrences 1%

Observing upon a table, Bougainville's Voyage Autour du Monde, he turned it over, and made some curious remarks on the illiberal conduct of that circumnavigator towards himself when they met and crossed each other; which made me desirous to know, in examining the chart of M. de Bougainville, the several tracks of the two navigators, and exactly where they had crossed or approached each other.

Which preposition to use with  circumnavigators