Yes, once you let go of the notion that you need a big wheel to have a "touring Bike"
bike fridays bikes are great, and already under riders touring around the world.
and come in 8 sizes , each made to order for the customer.
roughly the same sizes/geometry as those
the geometry of a small wheel bike is different ,but they have that all sorted to work well so leave the geometry to the builder
having just 1 main tube reach is the main size difference, the 2 masts for the bars and seat are made in different lengths to suit the rider's needs
In their shop in Oregon .. they have an 800 number to chat it all up .
Bike Friday - Custom folding and travel bicycles hand-crafted in Oregon