​GeoTours are a cluster of geocaches with a common theme that are sponsored by a local entity in conjunction with Geocaching HQ. Geotrails sponsored only by a local entity. Many of the tours & trails provide souvenirs for those who complete them. 
Geocaching Central
GEOTRAILS

GEOTOURS

United States

A geocaching adventure sponsored by a local entity.
A geocaching adventure sponsored by a local entity in conjunction with Geocaching HQ.