Similar to Ise Jingu, which preserves the mirror Yata-no-Kagami, one of the Three Sacred Treasures of Japan, Atsuta Jingu also preserves a sacred treasure, the sword Kusanagi-no-tsurugi.
EXIF info:
Nikon D90
Lens: VR 18-55mm F/3.5-5.6G
Focal Length: 50mm
Aperture: F/5.6
Shutter Speed: 1/500s
ISO Sensitivity: ISO 200