It happened at a popular tourist location, Catalunya Square in the Las Ramblas district.
See photos from the scene in the gallery above.
Police officers stand next to the van involved in a terrorist attack in Las Ramblas in Barcelona, Spain, Thursday, Aug. 17, 2017. (Manu Fernandez/AP)
Policemen accompany clients of a store outside a cordoned off area after a van plowed into the crowd on the Rambla in Barcelona on August 17, 2017. (LUIS GENE/AFP/Getty Images)
People comfort each other after a van ploughed into the crowd, killing two persons and injuring several others on the Rambla in Barcelona on August 17, 2017. (PAU BARRENA/AFP/Getty Images)
An injured person is treated in Barcelona after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists. (AP Photo/Oriol Duran)
People flee the scene in Barcelona after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents. (AP Photo/Giannis Papanikos)
A general view of the scene of a terrorist attack in the Las Ramblas area on August 17, 2017 in Barcelona, Spain (David Ramos/Getty Images))
Injured people are treated in Barcelona after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents. (AP Photo/Oriol Duran)
A policeman blocks the street to a cordoned off area after a van plowed into the crowd, injuring pedestrians in Barcelona on August 17, 2017. (PAU BARRENA/AFP/Getty Images)
Firefighters stands outside an evacuated mall after a van plowed into a crowd, injuring pedestrians in Barcelona on August 17, 2017. (JOSEP LAGO/AFP/Getty Images)
Plain-clothes policemen phone as they walk past police cars in a cordoned off area after a van plowed into a crowd, injuring pedestrians in Barcelona on August 17, 2017. (JOSEP LAGO/AFP/Getty Images)
A policemen and a medical staff member stand past police cars and an ambulance in a cordoned off area after a van plowed into a crowd, injuring pedestrians in Barcelona. (JOSEP LAGO/AFP/Getty Images)
Twitter user Claudia Lerma shared this photo from the scene where a van plowed into a crowd, injuring pedestrians in Barcelona. (Claudia Lerma/Twitter)
A Twitter user shared this photo from the scene where a van plowed into a crowd, injuring pedestrians in Barcelona. (_Juanchom/Twitter)
A Twitter user shared this photo from the scene where a van plowed into a crowd, injuring pedestrians in Barcelona. (Vil_Music/Twitter)
A truck plowed through a crowd in Barcelona on Thursday, leaving 13 dead and more than 50 injured.
It happened at a popular tourist location, Catalunya Square in the Las Ramblas district.
See photos from the scene in the gallery above.
It happened at a popular tourist location, Catalunya Square in the Las Ramblas district.
See photos from the scene in the gallery above.