LIGO - Simple English Wikipedia, the free encyclopedia
Laser Interferometer Gravitational-Wave Observatory | astronomical observatory, Hanford, Washington and Livingston, Louisiana, United States | Britannica
LIGO Scientific Collaboration - Image Gallery
LIGO's Dual Detectors | LIGO Lab | Caltech
LIGO Scientific Collaboration - Image Gallery
Hunting Gravitational Waves with Lasers: How Project LIGO Works (Infographic) | Space