You can add any custom point to your route by entering the latitude and longitude in the given format:
Latitude is presented by four digits and a character
The first two digits are the degrees (00 to 90)
The second two are the minutes (00-60)
The character is either "N" for the northern hemisphere or "S" for the southern hemisphere.
Latitude is presented by five digits and one character
The first three digits are the degrees (000 - 180)
The second two are the minutes (00-60)
The character is either "W" for the western hemisphere or "E" for the eastern hemisphere.
Example: 1234N 12345W