The new Firefly Grove Park is officially open on Wauwatosa's west side, and visitors will be greeted by a whimsical creature.

Mama Rosa resides at Wauwatosa's Firefly Grove Park, near 116th and Gilbert. The big reveal is scheduled to take place at 4 p.m. on Wednesday, May 28. The Source.

The new "Mama Rosa" troll sculpture in Wauwatosa has stirred up concerns from neighbors who say traffic and parking have become a headache.

Mama Rosa, the 25-foot, 4,000-pound troll built by Danish artist Thomas Dambo, now stands tall in the new Firefly Grove Park in Wauwatosa and it's a charmer. But it also comes with a message.

Thomas Dambo's poem for Mama Rosa, the Wauwatosa troll. Here is the poem Dambo wrote for Mama Rosa, the Wauwatosa troll: "Something funny with these flowers; Some have special needs and powers.

WAUWATOSA, Wis. — Mama Rosa, a giant troll sculpture, has been unveiled at the grand opening of Firefly Grove Park in Wauwatosa, transforming an old landfill into a whimsical new space.

Mama Rosa resides at Wauwatosa's Firefly Grove Park, near 116th and Gilbert. The big reveal is scheduled to take place at 4 p.m. on Wednesday, May 28. The Source: ...

Mama Rosa is made of old trees from Wauwatosa neighborhoods, and she is holding a bouquet of discarded light posts that Dambo found at the city’s public works building.

Mama Rosa is made of old trees from Wauwatosa neighborhoods, and she is holding a bouquet of discarded light posts that Dambo found at the city’s public works building.

Mama Rosa is made of old trees from Wauwatosa neighborhoods, and she is holding a bouquet of discarded light posts that Dambo found at the city’s public works building.

Mama Rosa is made of old trees from Wauwatosa neighborhoods, and she is holding a bouquet of discarded light posts that Dambo found at the city's public works building.