About 5 hours and 41 minutes: http://maps.Google.com/maps?saddr=Jennings,+FL&geocode=&dirflg=&daddr=Rossville,+GA&f=d&sll=30.613834,-83.107281&sspn=0.068401,0.142994&ie=UTF8&t=h&z=6
If you are standing on the north bank of the St. Mary's river, it will take you as long as it takes to get across.
It should take Myrtle about 3 hours max
This depends on how long you have to wait at the border. With a minimal border wait you it will generally take 35-45 minutes.
Yes you can take pets across the border as long as you bring a certificate of vaccination.
The shortest distance from border to border is 340 miles.
2 weeks
They share a common border.
An hour and a half
They share a common border.
3 hours
Mexico has a long border and a lot of cities near the border, but it would take about 19-20 hours to get from Jefferson City, Missouri, to Juarez, Mexico, which is right on the border of Texas and Mexico.
They share a common border.
20 hours
about 4 hours including the border