PHOTOS: 2016 Firefly Music Festival

Sunday, June 19, 2016
People attend Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
People attend Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Fetty Wap performs on Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Ben Gibbard of Death Cab For Cutie performs on Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Lauren Mayberry of Chvrches performs on Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Alex Babinski, left, and Lyndsey Gunnulfsen of Pvris- performs on Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Van McCann of Catfish And The Bottlemen performs on Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
PHOTOS: 2016 Firefly Music FestivalPeople attend Day 3 of the 2016 Firefly Music Festival at The Woodlands on Saturday, June 18, 2016, in Dover, Del.
Photo by Owen Sweeney/Invision/AP

Music fans are in Dover for the Firefly Music Festival.

Campers begin arriving Wednesday at the Woodlands festival site near Dover International Speedway, where 90,000 fans gathered last year for the four-day festival. The festival began Thursday and runs through Sunday.

Saturday's musical acts included Florence + The Machine, deadmau5, and Death Cab for Cutie.

Sunday's headliner is Mumford & Sons. Blink-182 and Earth Wind & Fire are also playing.