Introduction: Landscapes and Landforms of Costa Rica.- A synopsis of the Geology, Geotectonic and Geological History of Costa Rica.- Morphotectonic regions of Costa Rica: A review and updated classification.- Volcanic geomorphology of Costa Rica.- Mass movements dynamics and morphologies in Costa Rica.- Fluvial landscapes of Costa Rica: An overview of dynamic rivers.- Lakes in Costa Rica.- Main karstic landscapes and caves of Costa Rica.- Glacial and periglacial landscapes in Costa Rica.- Coastal and shallow marine geomorphology of Costa Rica.- A Costa Rican Biological Puzzle ?The geological, landscape, and vicariance history as a conditioning of the past and present biogeography.- Agricultural Landscapes of Costa Rica.- Anthropogenic geomorphology of Costa Rica.- Geoheritage, geoconservation, and geotourism promotion in Costa Rica.- Biogeomorphological evolution of Arenal stratovolcano: A field laboratory to investigate relationships between volcanic activity, erosion, and vegetation succession.- Tectonic geomorphology of the Fortuna Fault and the Venado Transtensive System, Northern Costa Rica.- Geomorphology and morphometric aspects of the upper region of the Barva Volcano, Costa Rica.- Geomorphology and slope instability in a densely populated county such as Escazú, San José, Costa Rica.- Caves in volcanic terrains in Costa Rica with the description of new volcano-speleogenetic mechanisms.- Landslides of the Middle Reventazón catchment – lithological and topographic controls.- Geomorphology of the Caribbean coastal plains of northern Costa Rica: the realm of avulsive fluvial systems.- Highly weathered soils landscapes of Costa Rica.