Local residents watch the Mashapaug Pond Procession from their front steps.

Organizer Holly Ewald and others hold handmade signs and walk in the Mashapaug Pond Procession.

Poster for the Mashapaug Pond Procession, the first Urban Pond Procession in 2008. The poster includes the map route of the procession with key sites.

Aquatic plants on the surface of Mashapaug Pond.

Image of an amphibious vehicle giving a group tour of Mashapaug Pond.

Image of two women and a girl wearing handmade fish costumes in the foliage along the banks of the Mashapaug Pond in Providence in 2012.

Flyer for an event at Mashapaug Pond in Providence with Urban Pond Procession, Environmental Justice League and the Reservoir Triangle residents.

Mashapaug Pond Party duck tour of the Pond with Ed Hooks as the tour guide for a group of students. Mr. Hooks speaks about the impact of industrial pollution in Mashapaug Pond.

Ice boat lanterns floating on Mashapaug Pond at night.

Gathering of community members stand on the shore of Mashapaug Pond to watch the first ice boat lantern burn.

Ice boat lantern floating on Mashapaug Pond at dusk.

Phil Edmonds and a group of students pose with tools at the boathouse at Mashapaug Pond during a pond clean up event.

Two volunteers do a trial paddle with the Mashapaug Monster on the Mashapaug Pond in advance of the Urban Pond Procession.

Steel Yard employees delivers the Mashapaug Monster on the back of a truck.

Image of a map of Mashapaug Pond and West Elmwood neighborhood from 1937. The map includes numbers that were added as part of the Shadows and Sounds art installation and indicated places of interest for residents of the neighborhood

Students at Charles Fortes Elementary School in Providence, R.I. painting banners for Mashapaug Pond.

Lieutenant Governor Elizabeth Roberts speaks at the finale of the Mashapaug Pond Procession. Willy Greene, former resident of West Elmwood, stands behind her.

Loren Spears leads a group of students at Sophia Academy during a workshop related to indigenous history in Rhode Island.

Lisa and the Mashapaug Monster sculpture at J.T. Owens Field on the shore of Mashapaug Pond with spectators during the Urban Pond Project in 2013.

Lesson plan and objectives for the UPP Arts Sophia Academy instrument workshop.

Public workshop by UPP Arts at Mashapaug Pond. Workshop leader Lisa Abbatomarco stands while attendees participate in creating lanterns. Mashapaug Pond is visible in the background.

Public workshop by UPP Arts at Mashapaug Pond. Workshop leader Lisa Abbatomarco assists attendees in creating lanterns. Mashapaug Pond is visible in the background.

Students in the Alvarez High School documentary film course interview Loren Spears, member of Narragansett & Niantic tribes, about indigenous history of Mashapaug Pond.

Image of Holly Ewald of UPP Arts and a student from the John Nicholas Brown Center at Brown University installing a sign advertising an audio cellphone tour of the pond and neighborhood created by students. Mashapaug Pond is visible in the background.

Image of the installation of "Silvered: Tracing Gorham at Mashapaug Pond", a multimedia visual and sound installation by Erik Carlson and Erik Gould for UPP Arts. The animation was projected onto a steel sculpture floating in Mashapaug Pond designed by Holly Ewald and fabricated at The Steel Yard by Tim Ferland.

Video footage of the What Cheer? Brigade band leading the Urban Pond Procession in 2011. Includes community members and children in costumes and students playing handmade instruments.

Image of the projection of "Silvered: Tracing Gorham at Mashapaug Pond", a multimedia visual and sound installation by Erik Carlson and Erik Gould for UPP Arts. The animation was projected onto a steel sculpture floating in Mashapaug Pond at dusk designed by Holly Ewald and fabricated at The Steel Yard by Tim Ferland.

Table of contents for the UPP Arts' Huntington Industrial Park education packet.

Providence heat map in 2006, Section 9, UPP Arts' Huntington Industrial Park education packet.

Native plants and phytoremediators flashcards, Section 8, UPP Arts' Huntington Industrial Park education packet.