Upper Boomerang

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Black Diamond Back Bowls

The advanced extension of the Boomerang corridor; Run #135, single black diamond. Formerly known as Hiker’s Paradise. Higher on the ridge than the main bowl; pitch to 29° (vertical drop ~180 ft); staging area for Brown Cow and Boundary Bowl. The hike-to apex requires a 15-minute boot pack from the Boomerang traverse; no lift reaches the top. Access via Summit Chair and traverse from Windy Gap.

Terrain

At the boot-pack summit: Wild Gully and Ghostly Gully (narrow technical chutes; rock-lined; sensitive to snow depth); North Cornice (lee-side cornice for airs into powder bowls); upper Boomerang Bowl (wide-open powder merging with the main run).

Conditions

Wind-loaded powder; whiteouts and “face-ripping” winds common; reward is often “champagne powder.” No beacon check (unlike Delirium Dive at Sunshine). See Whitehorn Back Bowls for avalanche governance. The Alphabet Gullies (A–I) are visible from the zone.

Runs, Lifts & Parks: skilouise.com