Tour underground dome home, workshop canceled, ice hotel, dome inflated
01 FEBRUARY 2021

A Hidden Underground Dome Home
WSAW-TV covers gymnasium dome inflation in Spencer, WI

“It’s a great day to be a Spencer Rocket,” said district administrator Mike Endreas at the Spencer Public Schools gymnasium dome inflation. District officials turned on the fans to inflate the 107-foot diameter dome on Saturday, January 2. WSAW-TV was on hand to capture the event.

Gymnasium dome inflation …
Spencer Athletic Center

The multipurpose athletic and classroom facility at Spencer Public Schools K-12 campus in Spencer, Wisconsin, houses a gymnasium, wrestling room, fitness center, and more. It was part of a $5.9 million upgrade that included improvements to the elementary school portion of the existing school. FEMA paid $2.9 million in improvement grants for the storm shelter.

Spencer project page …
Refactoring the ellipsoid calculator

Circles and spheres are easy to measure. Calculating a spherical dome’s floor area, surface area, perimeter, and volume are straightforward mathematical formulas. When I wrote the new Spherical Dome Calculator, the challenge was the scaled drawing, not the computed values. Ellipsoids — on the other hand — are hard.

Learn more about ellipsoid design …
Ellipsoid Dome Calculator

The MDI Ellipsoid Dome Calculator is used to calculate half-ellipsoids — oblate or prolate — with an optional stem wall. It helps with quick design ideas as well as provide accurate measurements when finalizing structural elements.

Try it …
Tour a remarkable underground Monolithic Dome home

The underground dome house in North Texas is getting a lot of attention. This completely hidden Monolithic Dome home is totally unique, absolutely private, and currently up for sale. In addition to real estate listings and coverage by local news websites, national news outlets like and have published stories about this unusual house.

Tour this unique underground home …
Underground dome home

Many people dream of an underground home because of the inherent safety and privacy underground houses provide, but they worry about having a house that seems more like a bunker. This underground dome house proves that an underground Monolithic Dome home can be built to feel like an artistic oasis — nothing like a bunker at all.

Project page …
Building below grade

Has the idea of living in an underground home tempted you? If so, you’re part of a growing minority. More and more people, worldwide, have already or plan to build an earth-sheltered or earth-bermed home. Earth-sheltered homes usually have their tops and sides completely covered with earth, while earth-bermed homes usually have an exposed side and roof.

Building underground …
The Invisible Dome Home — Privacy, security and longevity, all under one roof

Visitors to Glenn Young’s Monolithic Dome home often have a problem finding his front door. That’s because Glenn and John St. Pé, co-owners of Dome Contractors, Inc., built Glenn’s Monolithic Dome home completely underground. “We’ve had people come out who didn’t know there was a house there and actually parked on top of it,” Glenn said.

Featuring life underground …
Dome Living Book

Dome Living is a comprehensive planning guide. It includes invaluable know-how for anyone planning a Monolithic Dome home—no matter what style, size, or location. Ordering your very own copy of Dome Living is easy and fast! In just minutes, you can download this practical, informative ebook to your iPad, iPhone, Android Smartphone, Kindle Fire, any computer, or any device capable of displaying a PDF.

Learn more …
Another workshop canceled due to the coronavirus

We are a year into the pandemic and although the daily news is bad, we have every reason to hope. Two vaccines are approved and more are coming. With every person vaccinated we inch closer to a return to some form of normal life. Patience is required. We would love to start holding the Monolithic Dome Builders Workshop again, but it’s not yet time. For the sake of our customers and staff, the Spring 2021 Monolithic Dome Builders Workshop is canceled.

Read more …
TBT: Design inspiration in a frozen hotel

In today’s Throwback Thursday we revisit the Ice Hotel — 200 km north of the Arctic Circle in Sweden. This unique hotel is built and rebuilt every winter using ice, snow, and a lot of creativity. It’s a masterpiece of design and is an inspiration for curved architectural elements that could be built — permanently — in a Monolithic Dome.

An inspiring photo gallery …
Is there a dome in your area?

We are always looking for news about domes and curved architecture. Is there a dome in your area? Is one being built nearby? Are you building a dome and want to announce an open house, Airform inflation, or just want to brag about your building? Please, let us know. Just reply to this email and tell us all about it.

Monolithic Dome Institute
177 Dome Park Place
Italy, Texas 76651
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