3D print the Royal Ontario Museum

A free, printable model of the Royal Ontario Museum's heritage wings and angular crystal-shaped addition, with the tall buildings, streets and park around it, generated from real map data in your browser.

Free, in your browser. Exports a slicer-ready 3MF.

A white 3D print of the Royal Ontario Museum, a long heritage building with rows of arched windows and a small domed rotunda, joined to angular, faceted crystal-shaped volumes, among tall buildings, streets and a green park.
Studio render of an exported 3MF: Royal Ontario Museum on a 600 m square of Toronto.

About the Royal Ontario Museum

The Royal Ontario Museum, or ROM, in Toronto, Canada, covers art, world culture and natural history. The 74,000-square-meter (800,000-square-foot) building sits north of Queen's Park in Toronto's University district, and its main entrance faces Bloor Street West. The ROM was founded on April 16, 1912, and opened its doors on March 19, 1914. Since 1968 it has been a separate Crown agency of Ontario's government. Its collections hold more than 18 million items across 40 galleries, among them dinosaurs, minerals and meteorites. The Burgess Shale fossils it holds, more than 150,000 specimens from British Columbia, are the largest such collection in the world.

Frank Darling and John A. Pearson, both of Toronto, designed the original building, completed in 1914, which blends Italianate and Neo-Romanesque styles with rounded and segmented arched windows. Alfred H. Chapman and James Oxley were the architects of the wing on the Queen's Park side, to the east. It opened in 1933 with an elaborate Art Deco rotunda in a Byzantine-inspired style and a new main entrance. In 1984 a curatorial center was completed. The Michael Lee-Chin Crystal followed in 2007.

Renaissance ROM, a major renovation and expansion project that began in 2002, centered on the Crystal, a deconstructivist crystalline-form structure. Architect Daniel Libeskind's design for it won out over 50 finalists in an international competition. Renaissance ROM cost about CA$270 million in the end. Ten galleries in the historic buildings were renovated first and opened on December 26, 2005, and the architectural opening of the Crystal took place on June 2, 2007.

How it prints

Make this print opens the generator on a 600 m square around the landmark. Buildings print at close to true scale, so the landmark grows with the print size.

Landmark height and scale at three print sizes
Print size Landmark height Scale
160 mm default 11 mm 1:3,750
200 mm 14 mm 1:3,000
256 mm 18 mm 1:2,344
  • Royal Ontario Museum model, North view North
  • Royal Ontario Museum model, East view East
  • Royal Ontario Museum model, South view South
  • Royal Ontario Museum model, West view West
Angular crystal volumes
The Crystal addition is made of tilted, faceted volumes with sharp edges. Layers of 0.12 to 0.16 mm keep those edges crisp, and printing slowly helps the pointed corners.
Arched windows on the heritage wings
The older wings have rows of small arched windows and eave details. Print friendly adapts them to your print scale; a larger print or Full detail keeps more of them.
One piece with the ground
The Royal Ontario Museum is joined to the ground in the exported file, and the four-side check found no floating parts, so nothing needs gluing.
Pick the detail for your nozzle
In the Buildings settings, set Landmark detail to Print friendly to adapt thin parts and small details to the print scale. Full detail keeps every modeled feature, for larger prints or a finer nozzle.
Colors
Buildings, roads, water and ground arrive as separate filament slots in the 3MF. The Royal Ontario Museum takes the building color.
File format
You get a 3MF for Bambu Studio, OrcaSlicer or PrusaSlicer. Any of them can save it as STL if you need one.

About this model

The Royal Ontario Museum is one of more than 2,300 landmark models in Mini Skyline. They are made with AI, and each one is checked from four sides in its real surroundings before release. Everything around it is built from OpenStreetMap and Overture map data. If you would rather print the shape from map data, turn off Landmark models in the Buildings settings.

Common questions

Is there a Royal Ontario Museum STL I can download?

Mini Skyline builds the file for you in your browser and exports 3MF, which every major slicer opens. If you need an STL, open the 3MF in your slicer and export it from there.

How big can I print it?

Any print size from 40 mm across. The Royal Ontario Museum grows with the print: about 11 mm tall on the default 160 mm print. For a model larger than your printer bed, Project Mode splits the area into tiles.

Is it free?

Yes. Generation runs in your browser, with no account and nothing behind a paywall.

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