El Angosto and San Luis are two small villages located in the southeast of the city Tarija. The waterfall on the Río Guadalquivir is located at (21°35'35.15"S 64°41'5.55"W).
Bolivia 1996, El Angosto and San Luis.
The old more than 60 years old hanging bridge, depicted on the stamp, was destroyed by the river. The new concrete bridge was opened in the year 2010.