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Dhiraj Sharma

Founder and Head Editor

Dhiraj founded Finepedia to share fascinating, obscure, and bizarre facts in a single place. Finepedia provides curated information on various topics with proper citations and references.

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Finepedia engineering disasters

Infographic of the biggest open-pit mines on Earth, showing a terraced desert mine from above with callouts for the Kimberley Big Hole, Bingham Canyon, Chuquicamata, the Mir mine and Hambach

Geography and Places / General Knowledge / Facts List / Top 10 Facts / Technology / Landmarks

Oct 19, 2026

Biggest Open-Pit Mines on Earth: Top 10

Earth's biggest open-pit mines are vast holes carved into the land, from the hand-dug Big Hole in South Africa to copper pits more than a kilometre de…

Infographic of famous engineering disasters, showing a twisting suspension bridge with callouts for the Tay Bridge, Johnstown, Titanic, Galloping Gertie and Challenger

History and Events / General Knowledge / Facts List / Top 10 Facts / Technology / Modern History

Oct 19, 2026

Engineering Disasters That Changed the Rules: Top 10

Famous engineering disasters are failures of bridges, dams, ships and machines that cost lives, and each forced engineers to rewrite their safety rule…