Largest relief map

Largest relief map
Who
George Challenger and his son Robert
What
575 square metre(s)
Where
Canada ()
When
1952
The Challenger relief map of British Columbia, Canada, measuring 575 m² 6080 ft², was designed and built in the period 1945–52 by the late George Challenger and his son Robert. It is now on display at the Pacific National Exhibition in Vancouver, British Columbia.