The week-long festival of San Fermin is celebrated annually in Pamplona, Spain. Each year, the celebration begins at noon on July 6 and runs through July 14. The festival's highlight is the encierro, or the running of the bulls.

A "Zaldiko" (men wearing horse figures) and a "Cabezudo" (Big Head) take a break during San Fermin festival's "Comparsa de gigantes y cabezudos" (Parade of the Giants and Big Heads) in Pamplona, Spain, July 11, 2018.
Susana Vera/Reuters