Poison Garden Immersive Event

Poison Garden

Travel back in time to discover what happened the night 5 members of the Alden Household vanished

Philadelphia ,   Pennsylvania

Experience hosted by Alterra Productions

Logo of Alterra Productions

Glen Foerd is pleased to host ‘The Poison Garden’. A mysterious garden with a deadly purpose takes root throughout the grounds and halls of Glen Foerd. Journey back in time to learn how one family vanished nearly a century ago—and uncover the garden’s role in this strange tale. What is the garden's deadly purpose, and why is it there? How does everyone use it, and what secrets are they keeping? Come explore this immersive experience, featuring theatrical action, beautiful choreography, history, and mystery! You MUST BE VACCINATED to attend this event. Please be prepared to show an image of your vaccine card

Blake Weil Immersive Event

Staff Pick

-Blake Weil

The ability to follow a performer around through a gorgeous mansion was enough to make me love The Poison Garden right away. Telling the story of five people disappearing over the course of an evening...the experience blooms ever grander as each life reaches its tragic end. 

Audience Role

Observe the last day of the household before they disappear and try to unearth what has happened to them.

Content Advisories

  • Fog/haze

  • Moments of darkness

  • Drug use

  • Themes around mental health

  • Simulated murder/homicide

  • Depictions of sex

  • Themes around homophobia or transphobia

  • Depictions of physical abuse

  • 18 +

Interaction Advisories

  • Light (business/acquaintance) contact

Mobility Advisories

  • Extended standing

  • Walking

  • Stairs

  • Event is not wheelchair accessible.

Alterra Productions

Hosting immersive events on EI since October, 2020

Alterra Productions is a professional performance design company and artist collective, specializing in audience-driven immersive and interactive theatrical events. We borrow from global theater and circus traditions to craft experiences that invite guests to play, explore, engage, and imagine. We create epic, living worlds and powerful evolving narratives that place you and your decisions at the center. Created in 2016 by artistic director Kaitlin Chin, Alterra is formally based out of New York and Philadelphia. As the company has grown over the years, Alterra has independently created and curated performances for corporate events, private parties, theatrical shows, weddings, art festivals