The thickest layer of ice is found in the Antarctic; in one spot the ice is 4,770 meter thick.
The fastest moving glacier is the Kutiah glacier in Pakistan. In the 1953 the ice moved 12km in 3 months. That is an average speed of 112 metres per day.
The oldest ice ever probed and examined was found in the Antarctic and is ca. 750,000 years old.
The coldest temperature ever measured on earth was recorded on the Eastern Continental Glacier in the Antarctic: minus 89.6 degrees Celsius.