“The Grandparents of Today,” a community project in which senior citizens gather on Tuesdays, Wednesdays, and Fridays in the neighborhood of Colón, Centro Havana, to exercise and play memory-refreshing games mixed with dancing, is pictured on May 13, 2016, during their warm-ups.

Pictured above are Guillermina, age 83, Ana, age 71, Leonor, age 77, Orlando, age 77 and Milagros , age 70.

A vintage Cuban car drives past The Adonia, the first cruise ship to sail from the United States to Cuba in 55 years, on May 2, 2016.

On April 22, 2016, students at Ángela Landa Primary School practice their math lesson before recess on a sunny day in Havana, Cuba.

As the seventh case of the Zika virus was detected in Cuba and the CDC issued a travel warning, the Cuban government increased its fumigation efforts in both residential and rural areas. Pictured above, a Cuban citizen hired by the government fumigates a home in Havana Vieja on March 30, 2016.

At the Rafael Trejo Gymnasium, Coach Pedroso leads a group of young boxers, ages 9 and 10, through a series of warm-up exercises and boxing drills. One exercise has students hang from a pole to see who can last the longest. May 18, 2016.

A member of the FAR (Fuerzas Armadas Revolucionarias / Revolutionary Armed Forces) walks through the streets of Havana with a makeshift fumigation machine, followed by another FAR member keeping track of the homes and businesses already fumigated. March 31, 2016

Children in Old Havana pick up debris while others help clean the site of what will be Barrio Havana, a community facility being built with funds from local residents. May 19, 2016.

Teenagers and children enjoy the sunrise and catch up on a Friday afternoon at El Malecón on April 22, 2016.

El Floridita, one of Havana’s most famous tourist attractions, located at the end of Calle Obispo, is surrounded by vintage cars and Coco Taxis. March 26, 2016.

A guide in Viñales lights the way through a makeshift bridge inside ‘La Cueva del Indio’ on May 13th, 2016.

The sun sets on a hot night at El Malecón in Havana, Cuba, on June 26, 2017.