681.45 centimeters is equivalent to 268.268 inches.
This is about the same length as a regulation ice hockey goal, which is 72 inches wide and 48 inches tall.
It is also approximately the height of an adult male polar bear when standing on its hind legs, which can range from 7-9 feet tall.
Another comparison is that it is slightly longer than the height of a standard doorway, which is typically 80 inches tall.
Additionally, it is about the same length as three standard-sized rulers, which are typically 12 inches long each.