Wife Sue and I had a tandem cycling trip to Portugal that was hosted by Santana Tandem Adventures.  The trip had us river cruising down the Douro River; starting in Porto.  We’ve been on over a dozen Santana trips and the river cruises are always our favorites.  No packing/unpacking with plenty of ride options, culture and fellow tandem couples.  We met our Kansas City tandeming friends on the trip along with approximately 120 fellow cruisers/bikers.  Over the years, Santana has adapted to more ebikes and fewer tandems; with the ratio now about 60:40.  Years back, there were only a couple single bikes and all tandems.   We really enjoyed Portugal; the weather was brisk in the mornings (50’s) and would...