Unicycle
A human-powered, single-wheeled vehicle typically used for commuting, recreation, or sport.
Estimated value as of 2026 · Source: Current average price from pricehistory.app for adult outdoor unicycles
Fun Fact
Traditional unicycles range from $500-$900, while electric unicycles cost significantly more at $1,000-$5,000+, making them a fundamentally different product category despite the similar name.
Price History
More in Vehicles
Blimp
A blimp is a type of non-rigid or semi-rigid airship used for advertising, passenger rides, and aerial observation, with the Goodyear Blimp being the most iconic example.
Space Shuttle (per mission)
The Space Shuttle program conducted 135 missions from 1981 to 2011, with the total lifetime cost averaging $1.5 billion per mission when including all program overhead from development through retirement.
Dragline
A dragline is a massive heavy excavator used in surface mining for removing overburden, featuring a long boom and bucket dragged by cables.
Tunnel Boring Machine
A Tunnel Boring Machine (TBM) is a massive heavy equipment machine used to excavate tunnels with a rotating cutting wheel, typically employed in large-scale infrastructure projects like subways and highways.