Stun Gun
A handheld self-defense device that delivers an electrical shock to temporarily incapacitate an attacker.
Estimated value as of 2026 · Source: Multiple 2025-2026 retail sources including FightSense, Guard Dog Security, Acad…
Fun Fact
Consumer stun guns are dramatically cheaper than police-grade models—typical consumer versions cost $20-$80, while professional law enforcement tasers can reach $1,500.
Price History
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Mars Rover
The NASA Perseverance Mars Rover is a flagship-class robotic explorer designed to search for signs of ancient microbial life on Mars, launched in 2020 and landed in 2021.
Declaration of Independence
The original 1776 document declaring American independence from Britain.
The Cullinan Diamond
The Cullinan Diamond is the largest gem-quality rough diamond ever found, weighing 3,106.75 carats, discovered in 1905 in South Africa and cut into multiple gems now owned by the British Crown Jewels.
Crown Jewels of England
A collection of royal regalia including crowns, scepters, and jewelry estimated at over $3 billion.