Verified record
BBR-MYW7-ZU32 · Evidence reviewed and adjudicated
Last naturally occurring case of variola major smallpox
The final natural case of the deadliest form of smallpox was found in Bhola in 1975.
Record holderRahima Banu, Bhola Island
Date achieved16 October 1975

Official statement
In October 1975 two-year-old Rahima Banu of Bhola Island became the last known person in the world naturally infected with variola major, the deadliest form of smallpox. She recovered, and WHO declared smallpox eradicated in 1980.
Criteria met
- 01Official WHO statement reviewed
- 02National health records cross-checked
- 03Date of certification confirmed
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Largest contiguous mangrove forest on Earth
About 10,000 km² of tidal mangrove, of which roughly 60% lies inside Bangladesh.
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Longest natural unbroken sandy sea beach
An uninterrupted 120-kilometre stretch of sand from Cox's Bazar town to Teknaf.
- Record holder
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Largest river delta on Earth
Roughly 100,000 km² of silt built by three great rivers, with most of it inside Bangladesh.
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