Translation of "to explore" into Spanish

I had this cousin Ronnie who used to explore the depths of my grandmother's pool with a mask.

A mi primo Ronnie le gustaba bucear en la piscina de mi abuela con una máscara.

We hope to work with other African countries to explore ways to enhance our contribution to humanitarian relief on the continent

Esperamos colaborar con otros países africanos con el fin de examinar maneras de mejorar nuestra contribución al socorro humanitario en el continente

There are so many experiences in life that we never dare to explore.

Hay tantas experiencias en la vida que nunca nos atrevemos a explorar.