Entry No. 6 — the Milwaukee file — filed under: cabinet_of_curiosities
The House on the Rock
Built atop a sandstone chimney in Southern Wisconsin, this sprawling maximalist complex is arguably America's ultimate cabinet of curiosities. It features a colossal 200-foot sea monster fighting a giant squid, the world's largest indoor carousel with 269 non-horse creatures, automated mechanical orchestras, and room after room of armaments, dolls, and bizarre collectibles.
The story
What began in 1960 when Alex Jordan opened his private retreat atop a sandstone chimney in Spring Green quickly mutated into something far stranger. Jordan didn't stop at building a low-slung house into the rock face; he spent decades extending corridors, wings, and multi-story halls to house an ever-expanding, unapologetically overwhelming hoard of mechanical oddities, weapon displays, and vintage curiosities.
You aren't walking through a traditional curated museum so much as stepping directly inside one man's uncontrolled maximalist compulsion. Walk past automated mechanical orchestras hammering away in dimly lit halls, past endless displays of armaments and dolls, and into a room dominated by a colossal 200-foot sea monster locked in combat with a giant squid. By the time you reach the carousel hall—where 269 carved creatures, none of them traditional horses, spin beneath thousands of lights—you realize there is no narrative arc here, only raw, relentless accumulation.
What it's like
Expect a long, sensory-overload endurance walk through winding, low-ceilinged passageways that suddenly open into cavernous, glowing exhibition halls. Walking out onto the glass-walled Infinity Room—cantilevered 218 feet over the forest valley with no visible supports beneath—will test your tolerance for heights, but the sheer scale of the indoor collections is what really wears people down. Wear comfortable shoes, set aside three to four hours minimum, and confirm operating hours before you make the drive.
The move: Walk out onto the glass-walled Infinity Room suspended 218 feet over the forest valley, then lose yourselves in the glowing, surreal atmosphere of the carousel hall.
- 📍 Spring Green
- 💸 $$
- ⚡ Up for anything
- 🌗 Indoors
Where: 5754 State Road 23, Spring Green, WI 53588
Hours: Added 2026-07-21 — confirm current hours before you go.
Pair it with
- Dr. Evermor's Sculpture Park — Pair Alex Jordan's indoor maximalist hoard with Tom Every's massive scrap-metal Forevertron just 26 miles away in Sumpter for a full day of Wisconsin outsider art.
- Spinning Top & Yo-Yo Museum — Keep the collection-obsessed momentum going by visiting this hands-on Burlington space packed with over 2,000 antique tops and gyroscopes.
- Morris Pratt Institute — Follow up the disorienting, surreal mood of the mechanical orchestra halls with a visit to the historic Spiritualist college in Wauwatosa.
Good to know
When did The House on the Rock open and who built it?
Alex Jordan built the original structure atop a sandstone chimney in Southern Wisconsin and opened it to paying visitors in 1960 before continually expanding the complex.
What is the Infinity Room?
It is a long, glass-walled structure that projects 218 feet out over the valley canopy without underwater or ground supports beneath its tip.
What makes the carousel unique?
It is recognized as the world's largest indoor carousel, carrying 269 custom non-horse creatures under thousands of glowing lights and hung angels.
Where is the complex located?
It is located at 5754 State Road 23 in Spring Green, Wisconsin, roughly a two-hour drive west of Milwaukee.
Plan a visit & invite your people →
Further reading: Official site · Atlas Obscura · Wikipedia · Reddit
last checked: 2026-07-21