- Stash of discharged but functional energy weapons, enough to arm a squad
- Giant metal bird with broken wings, large enough to carry 20 men
- Weapon of mass destruction, lacking its trigger mechanism
- Recipes and formulae of miracle cures, written in undeciphered language
- A portal of instantaneous travel to other realms, but the coordinates are unknown
- Two dozen giant eggs, unhatched, but full of life
- Treasure map engraved on basalt slab, vital fragment missing
- Great sage or warrior in suspended animation on the verge of death from incurable disease
- Air-generator or Water-purifier, sealed by mad curse
- Satellite array and radar complex that, due to a malfunction, kills anybody who interfaces with it
Bonus: The local community’s relationship with the artifact:
- Secretly researched by a small group
- Actively and openly researched by all
- Worshipped by all as a divine effigy
- Feared, shunned and quarantined
- Buried and hidden, unbeknownst to all (but rumors exists…)
- Buried and hidden, guarded by a small group (but rumors exists…)