A section of Venice, Italy's Grand Canal near the Rialto Bridge, seen at center, was mysteriously turned bright green, May 28, 2023. Italian police and firefighters were investigating the cause.

“This morning a patch of phosphorescent green liquid appeared in the Grand Canal of Venice, reported by some residents near the Rialto Bridge," he wrote, per CNN.

VENICE, Italy — Authorities in Italy are investigating after part of Venice’s famous Grand Canal appeared to turn a shade of fluorescent green on Sunday. Luca Zaia, the governor of the Veneto ...

Locals, officials and tourists were left scratching their heads as fluorescent green water started to spread in Venice's Grand Canal Sunday, May 28, 2023. A patch of the phosphorescent green ...

A gondola navigates through phosphorescent green water along Venice's historical Grand Canal on May 28, 2023. Luigi Costantini / AP The patch was initially reported by residents.

Venetian authorities are investigating after a patch of fluorescent green water appeared in the famed Grand Canal on Sunday morning. “This morning a patch of phosphorescent green liquid appeared ...

“This morning a patch of phosphorescent green liquid appeared in the Grand Canal of Venice, reported by some residents near the Rialto Bridge," he wrote, per CNN.

VENICE, Italy — Authorities in Italy are investigating after part of Venice’s famous Grand Canal appeared to turn a shade of fluorescent green on Sunday. Luca Zaia, the governor of the Veneto ...

VENICE, Italy — Authorities in Italy are investigating after part of Venice’s famous Grand Canal appeared to turn a shade of fluorescent green on Sunday. Luca Zaia, the governor of the Veneto ...