MUHBA opens its Plaça del Rei site after hours to showcase underground archaeological remains from Roman Barcino, Visigothic Barchinona, and medieval Barcelona, including a 2nd-century laundry workshop, fish-salting facility, and 3rd-century wine installation. The Voxalba choir performs inside the Gothic chapel of Santa Àgata within the museum complex.
Through May 16
Watch a 9-minute video mapping show paint the Royal Galley and medieval shipyard walls with light and images, running every 15 minutes from 9pm to 12:30am.
Through May 16
Examine real meteorites under magnifiers, train on an astronaut challenge, watch the planetarium show, and build geometry sculptures at midnight.
More family picks, Friday to Sunday.

Movie
One week only: Harry Potter and the Philosopher's Stone in English
Daily Aug 28 - Sep 3 · €8-10

Festival
Three Last Kid Moments Before Sants Packs Up
Through Aug 30 · Free

Performance
Canticuénticos: 18 Years of Argentine Kids' Hits
Sun Aug 30 · €18.50

Festival
Free VALORANT Tournament with Cosplay, Art, and Food Trucks
Through Aug 30 · Free

Workshop
Wooden Games Teach Prehistory at the MAC
Multiple Dates Jul-Aug · €2 (includes museum entry)