Pandora's Box Of Rox
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Event overview
Pandora's Box of Rox is a trail running event on April 25, 2026 at Reveille Peak Ranch in Burnet, Texas. The event offers multiple distances and a separate youth race for ages 12 and under. The venue includes a pavilion and lake near the start/finish area and weekend camping is available on site.
Distances
- 52.4 mi (double marathon, four laps of the full loop)
- 26.2 mi (marathon, two laps)
- 13.1 mi (half marathon, one full lap)
- 8 mi (one lap; returns via a jeep road after the granite dome)
- 4 mi (one lap; shorter loop joins full lap to finish)
- Youth 1 mi (untimed, 12 & under; bib and finisher medal)
Course and logistics
The full loop passes meadows, creek crossings, scenic overlooks and a large granite dome. Course markings include orange caution tape, yellow arrows, confidence markers, and reflectors for night visibility. The 13.1 mile loop has an access point around mile 8 where runners can place their own drop bags. Drop bags may be left at the start/finish area or at the Gate (360 Bridge) location; race staff do not deliver or monitor these items.
Support, rules and services
Staffed aid stations are located at the Lake A.S. (start/finish/next lap) and Jack A.S.; Road A.S. and Gate A.S. will have at minimum water, Tailwind, ice, and snacks. Runners should plan to carry water through exposed granite sections. The event is cupless; participants must bring a cup or bottle. A signed ranch waiver is required for entry. Chip timing is used and mass starts are organized by distance. Pacers are allowed after two full laps, with specific pacer registration required. Awards include top finishers and masters categories; shirts have a registration cutoff for guaranteed sizing. Visit the organization's website for the most recent information.
