A liana bridge is a suspended bridge made of

liana A liana is a long- stemmed, woody vine that is rooted in the soil at ground level and uses trees, as well as other means of vertical support, to climb up to the canopy in search of direct sunlight. The word ''liana'' does not refer to a ta ...

vines. These bridges are most widespread in the tropical climates of

Latin America Latin America or * french: Amérique Latine, link=no * ht, Amerik Latin, link=no * pt, América Latina, link=no, name=a, sometimes referred to as LatAm is a large cultural region in the Americas where Romance languages — languages derived f ...

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and

South-East Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainland ...

. The liana Bridge of Poubara, south of

Franceville Franceville is one of the four largest cities in Gabon, with a population of 110,568 at the 2013 census. It lies on the Mpassa River and at the end of the Trans-Gabon Railway and the N3 road. It grew from a village named Masuku when Pierre Savor ...

(

Gabon Gabon (; ; snq, Ngabu), officially the Gabonese Republic (french: République gabonaise), is a country on the west coast of Central Africa. Located on the equator, it is bordered by Equatorial Guinea to the northwest, Cameroon to the north ...

), was first completed in 1915. A new one is built each year, and it takes three months to complete.

References

{{bridge-stub Simple suspension bridges Bridges by structural type