Purchase in Winnebago Travato in April of 2016 and will be driving toward the Darien Gap in early 2019.  Retired technology and US Federal Government people :-)

Seattle, WA
When did you start your travels?: 
Reason for taking this trip: 
We traveled via various methods most of our lives. We are not focusing on longer immersion in foreign countries to absorb the culture and potential choose a more permeate retirement site.
Why did you decide to drive?: 
Too expensive to rent cars and hotels and wanted the flexibility to have a wide open travel style.
Are you also taking along pets?: 
Are you also taking along children?: 
What type of car are you driving?: 
Winnebago Travato 59G - Built on the Dodge Promaster 3500
Did you make any modifications to your car for this trip?: 
RV is self contained, 20' 11" long. Added 300 watts solar and AC inverter. Extra storage options added as well.
How did you save up or finance your trip?: 
Most of our lives.
How long do you plan on traveling?: 
3-6 months trips
Where do you plan on driving? : 
Down the Pan American Highway.
What were your family’s and friends’ reactions when you told them about your trip before you left?: 
Go for it!
What languages do you speak? Will you learn more on your trip?: 
English and little Spanish - working through Rosetta Stone.
Do you have a favorite place that you've visited?: 
Ecuador thus far. Mexico in many locations. Lot's in third world European counties as well.
What was the weirdest thing you experienced on your trip?: 
Small Mexican town of less then 100 people on a road if you got a flat your would be there for sometime. Came across a beautiful four lane highway after driving on a narrow dirt road for two hours and thought "we are in the front row!" Stepped up to 60 miles/hour for 30 minutes and almost landed in a ditch when the road abruptly ended with out warning. Three hours more of dirt road...
Do you have any advice for others who may be considering driving the Americas?: 
We found in useful to spent a couple of week vacationing in several location renting cars to gain familiarity with local driving conditions, etc.