The Rubik's Cube world championships were held in Sao Paulo, Brazil, over the weekend, drawing participants from more than 40 countries. The winner completed his cube in 5.69 seconds. Lourdes Garcia-Navarro/NPR hide caption

itoggle caption Lourdes Garcia-Navarro/NPR

Pots with genetically modified male Aedes aegypti mosquitoes are pictured before they are released in Piracicaba, Brazil in April. Paulo Whitaker /Reuters /Landov hide caption

itoggle caption Paulo Whitaker /Reuters /Landov

The headquarters of the South American Football Confederation, or CONMEBOL, in Luque, Paraguay. The confederation has the status of an embassy, which includes legal immunity in Paraguay. Two former heads of CONMEBOL have been indicted in the FIFA scandal, accused of taking bribes and money laundering. Norberto Duarte/AFP/Getty Images hide caption

itoggle caption Norberto Duarte/AFP/Getty Images

Steaks on the grill at the Mercado del Puerto in Montevideo. So far there are no figures that show if the table salt ban, which was enacted a few years ago, is actually making a difference in Uruguayans' health. Travel Aficionado/Flickr hide caption

itoggle caption Travel Aficionado/Flickr

Brazil spent billions renovating and building World Cup stadiums. Almost a year after the tournament ended, the nation is still trying to figure out what to do with them. The Mane Garrincha Stadium in Brasilia, Brazil (shown here in April 2014), was the most expensive of the stadiums — at a cost of $550 million — and is now being used as a bus parking lot. Eraldo Peres/AP hide caption

itoggle caption Eraldo Peres/AP