Timeline
"Hogwarts is never finished..."
February 2019

Episode 1 of Let's Build Hogwarts is released
July 2019

After a break, work resumes on the East Wing. I also release my Discord server to start building a community.
September 2019

The East Wing is re-worked to improve its accuracy. I commit to trying to release weekly episodes of my Let's Build series.
October 2019

The Astronomy Tower is added. Its design will be updated multiple times.
November 2019

The East Wing is largely finished. Work on the West Wing begins.
December 2019

Work on the Grand Staircase Tower and Great Hall begins. It's really starting to look like Hogwarts.
February 2020

The Prisoner of Azkaban castle extension is added, as well as the surrounding landscape.
April 2020

Some major re-work on the East Wing. The Viaduct Entrance, Central Tower, and Bell Towers are all re-designed.
April 2020

The Quidditch Pitch is added to the surrounding landscape.
May 2020

The Great Hall is re-designed to a more accurate form and pushed backwards to allow for a more accurate viaduct.
July 2020

The Great Lake and Scottish mountains are built using World Painter.
August 2020

The Forbidden Forest is added.
August 2020

The Transfiguration Courtyard is re-designed to be more accurate to Durham Cathedral. The Bell Towers are also re-designed.
October 2020

Several subtle updates are made, which nonetheless took lots of time and research. Updates include the Boat House, Astronomy Tower, Quad, Great Hall, Grand Staircase Tower, and various small turrets.
October 2020

My favourite feature of the Hogwarts landscape: the braided river from Buckbeak's Flight.
October 2020

The landscape beneath the main castle is overhauled by hand rather than using World Edit, to maximise its accuracy.
April 2021

I commission a render of Hogwarts and the grounds after a series of subtle modifications to the landscape and castle.
April 2022

Custom window models are implemented to improve accuracy and maximise interior space. Hogwarts takes a back seat as my studies become more intense.
August 2023

The Glenfinnan Viaduct and Hogsmeade Station are added into the surrounding landscape.
To be continued...