Vintage cars are seen on a street in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





People wait for transportation while standing on a street in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





Tourists ride in a vintage car in Havana, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





People are seen on a street in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





Labourers work at a public square in Havana, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man repairs a vintage car on a street in Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A woman uses an umbrella as a man repairs a vintage car on a street in Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man walks past a tricylce adorned with stickers in the U.S. colors in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





People sit and stand near a Wi-Fi hotspot in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





Women stand near a Wi-Fi hotspot in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





A follower of the Afro-Cuban religion Santeria waits for transportation in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





Newlyweds ride in a vintage car on the seaside front El Malecon in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





A turkey is seen on an empty lot in a neighborhood of Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man smiles as he jokes on a street in Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





People walk on a street in Havana, March 17, 2016. (Photo by Ueslei Marcelino/Reuters)





A man pushes a wheelbarrow as they cross an avenue of Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





People stand outside a currency exchange shop to change money in Havana, March 17, 2016. (Photo by Enrique De La Osa/Reuters)





A man paints a building in Old Havana March 17, 2016. (Photo by Enrique De La Osa/Reuters)





Mexican painter Arturo Navarrete, 62, paints a mural with a Cuban flag and the former Cuban president Fidel Castro in Havana March 17, 2016. (Photo by Enrique De La Osa/Reuters)





Foreign visitors drive past a sign reading “58th year of the Revolution” in Havana, March 17, 2016. (Photo by Reuters/Stringer)





A graffiti of a Cuban woman is seen in Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man uses a public phone in a street at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man sits on his taxi-bike on a street at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A man poses women before shooting a picture at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





Women pose for a picture at Havana city, Cuba, March 17, 2016. Obama arrives in Havana on Sunday for a historic visit that seals a rapprochement he and Cuban President Raul Castro agreed in December 2014 after 18 months of secret negotiations. (Photo by Ivan Alvarado/Reuters)





People look at pictures from a digital camera at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A child talks with a man at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





Merced Godoy, 17, rests by the sea in Regla, Cuba, March 17, 2016. (Photo by Alexandre Meneghini/Reuters)





Neilae Bignotle, 23, talks to customers in a small snack shop in Regla, Cuba, March 17, 2016. (Photo by Alexandre Meneghini/Reuters)





Women chat from their balcony at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





Tania Seijido (R) and her 11-year old daughter Shania Vazquez chat with relatives living overseas in Regla, Cuba, March 17, 2016. Obama arrives in Havana on Sunday for a historic visit that seals a rapprochement he and Cuban President Raul Castro agreed in December 2014 after 18 months of secret negotiations. (Photo by Alexandre Meneghini/Reuters)





A man gestures inside a restaurant at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





Women pose for a picture on a sculpture at Havana city, Cuba, March 17, 2016. (Photo by Ivan Alvarado/Reuters)





A Cuban flag and a poster of Cuba's former president Fidel Castro is seen at the door at a state market in Havana March 18, 2016. The words read, “There is rum”. (Photo by Enrique De La Osa/Reuters)





A private watchmaker works at a workshop in Havana, Cuba March 18, 2016. (Photo by Enrique De La Osa/Reuters)





People walk on a street during dawn in Havana, Cuba March 18, 2016. (Photo by Enrique De La Osa/Reuters)





A young woman wears shorts with a patch in the U.S. flag's colors while walking in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





A motorcyclist drives past a mural painting in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





People are seen through the windows of a vintage car in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





A woman shops at a butcher's stall in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





A woman wears a headscarf in the U.S. flag's colors while walking in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





Young women pose for a picture in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





A bus with members of Pastors for Peace, a U.S.-based group opposed to the U.S. economic embargo against Cuba, drives through Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





A young woman gestures while walking in Havana, Cuba March 18, 2016. (Photo by Ueslei Marcelino/Reuters)





The hotel Nacional is seen as Cuba prepares for the visit of U.S. president Barack Obama on March 18, 2016 in Havana, Cuba. Mr. Obama's visit on March 20 - 22 will be the first in 90 years for a sitting American president. (Photo by Joe Raedle/Getty Images)





A poster features portraits of Cuba's President Raul Castro, left, and U.S. President Barack Obama and reads in Spanish “Welcome to Cuba” outside a restaurant in Havana, Cuba, Thursday, March 17, 2016. Obama is scheduled to travel to the island on March 20, the first U.S. presidential trip to Havana in nearly 90 years. (Photo by Ramon Espinosa/AP Photo)





A woman wearing a t-shirt in the colours of the US flag rides a motorcycle in Havana on March 17, 2016. Hundreds of workers have been scrambling for days to touch up building facades, patch potholes and spiff up Havana's monuments ahead of US President Barack Obama's visit. Obama next week will become the first US president to visit Cuba while in office in almost a century. (Photo by Yamil Lage/AFP Photo)