From the Content: Basic Notions -- Linear Frames and Tetrads -- Connections -- Gauge Theories and Gravitation -- The Gauge Tenets -- General Relativity -- Gravitation and the Gauge Paradigm -- Fundamentals of Teleparallel Gravity -- Geometrical Setting -- Particle Mechanics -- Free Particles Revisited -- Basic Notions -- Free Equation of Motion -- Global Formulation for Gravity -- Phase Factor Approach -- Colella-Overhauser-Werner Experiment -- Hodge Dual for Soldered Bundles -- Why a New Dual -- Dual Torsion -- Lagrangian and Field Equations -- Lagrangian of Teleparallel Gravity.-Gravitational Energy-Momentum Density -- Field Equations and Conservation Laws -- Teleparallel Gravity -- General Relativity -- Gravitation Without the Equivalence Principle -- Introductory Remarks -- Gravitational Coupling of the Fundamental Fields -- Gravitational Coupling Revisited -- Duality Symmetry -- Duality Symmetry and Gravitation -- Teleparallel Kaluza-Klein Theory -- Kaluza-Klein Theory: a Brief Review -- The Connection Space -- Translations in the Connection Space -- A Glimpse on Einstein-Cartan -- Epilogue.