The Houston skyline will be lit up on the Fourth of July by thousands of fireworks, but Thursday morning, hidden behind a treeline, a crew of six was hard at work, carefully arranging the explosives at The Water Works in Buffalo Bayou Park.

HOUSTON — As the Fourth of July approaches, so does Houston’s biggest celebration: Shell Freedom Over Texas. The event will bring tens of thousands of people to Eleanor Tinsley Park along Allen Parkway.