Pico Basilé (tsohuwar Pico de Santa Isabel), wanda ke tsibirin Bioko, shine tsauni mafi tsayi na Equatorial Guinea. Tare da tsayi na 9,878 ft (3,011 m), shi ne taron mafi girma kuma mafi girma na tsaunuka masu aman wuta uku masu tasowa waɗanda suka kafa tsibirin. Daga taron, ana iya ganin Dutsen Kamaru zuwa arewa maso gabas. Pico Basilé yana kusa da garin Malabo. Ana amfani da saman sosai azaman tashar watsa shirye-shirye don RTVGE (Radio Television Guinea Ecuatorial) da tashar watsa shirye-shiryen microwave don hanyoyin sadarwar sadarwa daban-daban. Mafi girman siffofin a wani yanki na Filin shakatawa na Pico Basilé, wanda aka kirkira a watan Afrilun 2000 Iyakokin Bioko Norte da Sur suna gudana kusa da taron. An kirkiro Bioko tare da layin Kamaru, babban kuskuren arewa maso gabas wanda ke tafiya daga Tekun Atlantika zuwa Kamaru. Wannan layin ya hada da sauran tsibirai masu aman wuta a cikin Tekun Guinea kamar Annobón, Príncipe da São Tomé, tare da babban Dutsen Kamaru. Sabanin sauran tsibirai ukun wadanda tsayayyun duwatsu ne, fashewarsu ta karshe ta faru ne a shekarar 1923.