Thoroughbred racing
Secretariat
The 1973 Triple Crown winner paired record-setting classic performances with an enduring influence on American racing and breeding.
Open research profileThe equestrian research archive
Every remarkable horse has a story worth tracing.
Search more than 10,000 source-linked horse profiles across racing, jumping, harness, dressage, sport, and history, then go deeper with original EquinAtlas dossiers and dated current-horse research.
Original editorial artwork; not a catalog horse
10,013Horse records
7Research groups
12Editorial dossiers
Source depth shown on every record
Choose a front door
Two deep collections. A much larger atlas.
Racing and show jumping remain the main editorial disciplines. The full directory also opens into harness racing, dressage, eventing, sport horses, and notable horses from history.
From the editorial archive
Begin with a legend
Thoroughbred racing
Zenyatta
Zenyatta won her first 19 starts across four seasons, became the first female Breeders' Cup Classic winner, and earned 2010 Horse of the Year.
Open research profile
Show jumping
Big Star
Big Star helped Great Britain win Olympic team gold in 2012, returned from an interrupted campaign, and won individual gold in 2016.
Open research profileThe reading room
Go deeper than the record book.
Read original, source-linked briefs on speed figures, the Derby trail, stud fees, aftercare, jumping results, course context, leasing, and advanced rider observation.
Enter the reading room“The essential joy is not only knowing what a horse achieved, but understanding the world around the achievement.”
Built for careful research. The broad catalog is a discovery layer; 12 editorial dossiers remain the historical deep-reading collection, while Bacio opens a dated current-profile layer. EquinAtlas names the difference.
Meet Bacio and the MyRacehorse shelf