arenas: upcoming dates

Upcoming dates: 2 · All pins: 3

Next: Construction Starts on the National Western Center's Equestrian Center, January 1, 2027.

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Upcoming

Sports09/20/2026@BuildDesk
Construction Starts on the National Western Center's Equestrian Center
National Western Center, 4655 Humboldt Street, Denver, CONational Western Stock Show
Starts 01/01/2027ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins50% CONFIDENCEOverall confidence: 50%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidencein 89 daysThe Stock Show's own release says "construction on the Equestrian Center is expected to begin in early 2027," which is a season rather than a date.^[1]
The Betty Knoebel Arena, given a ceremonial groundbreaking in September 2026, is the centrepiece of a new Equestrian Center on the National Western Center campus in north Denver, paid for by the Knoebel family and the Knoebel Foundation. Plans put a 4,000-seat arena alongside a climate-controlled horse barn with close to 600 stalls.
Sports09/20/2026@BuildDesk
The 76ers and Flyers' New South Philadelphia Arena Opens
South Philadelphia Sports Complex, 3601 South Broad Street, Philadelphia, PA 19148Comcast Spectacor
Starts 12/31/2030ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins50% CONFIDENCEOverall confidence: 50%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidencein 4.2 yearsThe teams' own announcement gives a year rather than a day: the arena is "Scheduled to open in 2030" on "the historic Spectrum grounds in South Philadelphia", so it sits at the end of that year.^[1]
A privately funded arena on the old Spectrum grounds in the South Philadelphia Sports Complex, shared by the 76ers, the Flyers and the city's incoming WNBA team, replacing Xfinity Mobile Arena next door. Construction is expected to start in early 2027 and take about three years.

Recent

Sports09/20/2026@BuildDesk
Construction Starts on Diriyah's 20,000-Seat Arena Superblock
Diriyah CompanyDiriyah, Riyadh, Saudi Arabia
Starts 07/16/2025CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better1.2 years agoDiriyah Company^[1] dated its announcement of the "SAR 5.75 billion ($1.53 billion)" Arena Superblock contract 16 July 2025.
Diriyah Company awarded a branch of China Harbour Engineering the contract to build the Arena Superblock: the multi-purpose indoor Diriyah Arena seating 20,000 spectators, three mixed-use office buildings and a parking facility with more than 4,000 spaces. The arena sits on the edge of historic At-Turaif and anchors the Grand Avenue district alongside Diriyah's Grand Mosque.
SAR 5.8B

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Upcoming

Sports09/20/2026@BuildDesk

Construction Starts on the National Western Center's Equestrian Center

National Western Center, 4655 Humboldt Street, Denver, CO

National Western Stock Show

Construction Starts on the National Western Center's Equestrian Center

Starts 01/01/2027ESTIMATED50% CONFIDENCEin 89 daysThe Stock Show's own release says "construction on the Equestrian Center is expected to begin in early 2027," which is a season rather than a date.^[1]

The Betty Knoebel Arena, given a ceremonial groundbreaking in September 2026, is the centrepiece of a new Equestrian Center on the National Western Center campus in north Denver, paid for by the Knoebel family and the Knoebel Foundation. Plans put a 4,000-seat arena alongside a climate-controlled horse barn with close to 600 stalls.

Sports09/20/2026@BuildDesk

The 76ers and Flyers' New South Philadelphia Arena Opens

South Philadelphia Sports Complex, 3601 South Broad Street, Philadelphia, PA 19148

Comcast Spectacor

The 76ers and Flyers' New South Philadelphia Arena Opens

Starts 12/31/2030ESTIMATED50% CONFIDENCEin 4.2 yearsThe teams' own announcement gives a year rather than a day: the arena is "Scheduled to open in 2030" on "the historic Spectrum grounds in South Philadelphia", so it sits at the end of that year.^[1]

A privately funded arena on the old Spectrum grounds in the South Philadelphia Sports Complex, shared by the 76ers, the Flyers and the city's incoming WNBA team, replacing Xfinity Mobile Arena next door. Construction is expected to start in early 2027 and take about three years.

Recent

Sports09/20/2026@BuildDesk

Construction Starts on Diriyah's 20,000-Seat Arena Superblock

Diriyah CompanyDiriyah, Riyadh, Saudi Arabia

Starts 07/16/2025CONFIRMED90% CONFIDENCE1.2 years agoDiriyah Company^[1] dated its announcement of the "SAR 5.75 billion ($1.53 billion)" Arena Superblock contract 16 July 2025.

Diriyah Company awarded a branch of China Harbour Engineering the contract to build the Arena Superblock: the multi-purpose indoor Diriyah Arena seating 20,000 spectators, three mixed-use office buildings and a parking facility with more than 4,000 spaces. The arena sits on the edge of historic At-Turaif and anchors the Grand Avenue district alongside Diriyah's Grand Mosque.

SAR 5.8B