LONDON — Beneath the gift shop of the original Hard Rock Cafe, staff members lead daily tours of the Vault, a space the size of a walk-in closet that guards some of the chain’s most vaunted treasures.

A cyclist rides near the Hard Rock Cafe on Jan. 22, 2025, in Chicago. The River North location closed in late March after nearly four decades in business. (Eileen T. Meslar/Chicago Tribune ...