The word "Geomancy" means to divine the earth spirit- the Earth's energies and rhythms and it as old as civilization. It was widely practiced in Europe until the late 1700's when the forces intent on exploiting the Earth's resources for personal profit became dominant.
...Nigel Pennick. author of The Ancient Science of Geomancy, out-of-print.

A Beginner's Guide to Constructing the Universe
The Mathematical Archetypes of Nature, Art and Science.
A voyage from 1 to 10.
Michael Schneider leads us on a spectacular, lavishly illustrated journey along the numbers one through ten to explore the mathematical principles made visible in flowers, shells, crystals, plants, and the human body, expressed in the symbolic language of folk sayings and fairy tales, myth and religion, art and architecture. This is a new view of mathematics, not the one we learned at school but a comprehensive guide to the patterns that recur through the universe and underlie human affairs.

Sacred Geometry by Miranda Lundy
An introductory guide to traditional design principles. Includes examples of the golden section and other proportions. Illustrated throughout by the author.

Ley Lines and Earth Energies: An Extraordinary Journey into the Earth's Natural Energy System

Sacred Places in North America

Feng Shui is a system of Geomancy.
Ancient Wisdom of Harmonious Living
The Feng Shui Bible: The Definitive Guide to Improving Your Life, Home, Health, and Finances by Simon G. Brown.
More of Interest
Maya Cosmogenesis 2012 : True Meaning of the Maya Calendar End-Date

Ancient Secret of the Flower of Life, VOL.1
Drunvalo Melchizedek ~ This long anticipated book is focused on the material presented in the "Flower of Life" workshop. It includes such topics as the fall from Atlantis, Drunvalo's relationship with his angels and Thoth, Flower of Life and Sacred Geometry, evolution of consciousness and Egypt's role, the Christ Consciousness Grid, and hundreds of graphics. 228 pages
Ancient Secret of the Flower of Life, Vol.2
Living in the Heart: How to Enter into the Space Within the Heart
by Drunvalo Melchizedek

Sacred Geometry: Philosophy and Practice by Robert Lawlor
An introduction to the geometry which underlies the structure of the universe. The system to determine the dimension and shape of both man-made and natural forms and structures.
The Vesica Piscis, Golden Section, Squaring the Circle, Geometry and Music, the Platonic Solids and more are well covered in this this fascinating book

Sacred Geometry: Deciphering the Code
by Stephen Skinner

The Subtle Body: An Encyclopedia of Your Energetic Anatomy 
by Cyndi Dale

Galactic Alignment: The Transformation of Consciousness According to Mayan, Egyptian, and Vedic Traditions by John Major.