Puerto Williams, the southernmost city in the world was named after Juan Williams founder of the Bulnes Fort. This is the main populated center of Navarino Island, located in the very south of the American continent, across the south coast of Tierra del Fuego and to the north of Cape Horn. The current population is 2,500 inhabitants. 

By sea you gain access to Puerto Williams through the Beagle Channel and by air by the Guardiamarina Zanartu airport, which has an asphalted runaway. It is located 1 km from the city.

MARTIN GUSINDE MUSEUM
It is an excellent museum with history of the Yaganes and graphic samples of local natural resources. Gusinde was a worldwide famous anthropologist and a priest of the Divine Verb order that worked among the Yaganes and Onas from 1918 to 1923. 

PUERTO WILLIAMS CHURCH
It is remarkable among other buildings for its peculiar external style. It bears the name "Our Lady of the Carmen" because it was inaugurated with the enthronement of the image of the Virgin of the Carmen, on October 18th, 1967.

The church also has the Virgen of the Sealers, name given to an image of Our Lady of the Carmen because the men that risked themselves in these remote regions in fragile boats were mostly seal hunters.

UKIKA VILLAGE
Located 2 km. from Puerto Williams, it is a historical attraction because there live the last descendants of the Yamana people moved from Mejillones, Robalo and Puerto Truco.

MEJILLONES COVE
Located 30 km. west of Puerto Williams, it was the last native redoubt of the province. Inhabited by nearly a hundred representatives and descendants of Yagan people from the third decade of last century until 1966 and 1967 when the dying population was moved to Ukika Village, outside Puerto Williams.

"OMORA" ETHNO-BOTANICAL PARK
The "Omora" park is located 5 km. from Puerto Williams. There the botanical richness of the area, melted with the Yagan culture may be seen. It is an outdoor classroom, a rich natural source for students and school and university teachers and for visitors interested in Yagan nature, landscapes and culture. This is a natural laboratory to study the ecology of the tiny southern woods of the planet, including the process and effect of the global change, in Cape Horn commune. A public space to rehearsal coexistence based on solidarity and respect among the different human beings and the different biological species.