Stair climbing - fastest up the CN Tower
- Who
- Unknown
- What
- 7/52 minute(s):second(s)
- When
- 01 January 0001
The record for the 1,760 steps (vertical height 342 m 1,122 ft) in the then world's tallest building and free-standing tower, Toronto's CN Tower, Canada, was 7 min 52 sec by Brendan Keenoy on 29 October 1989.