A luge track built in the late 1950s outside Riga, Latvia. This curve was called “cannonball,” and allowed athletes to slide nearly upside-down (as a luge athlete this is awesome).

A luge track built in the late 1950s outside Riga, Latvia. This curve was called “cannonball,” and allowed athletes to slide nearly upside-down (as a luge athlete this is awesome).

Ancient Roman votive terracotta torso dissected to show the internal organs, c. 200 BCE-200 CE. Excavated near Rome, Italy, during the late 1800s. [2832×4256]

Ancient Roman votive terracotta torso dissected to show the internal organs, c. 200 BCE-200 CE. Excavated near Rome, Italy, during the late 1800s. [2832×4256]

The final piece of the flight deck of the future USS John F. Kennedy (CVN 79) was lifted into place at HII Newport News, July 10. Kennedy is on schedule to be launched in late 2019. [1280×854]

The final piece of the flight deck of the future USS John F. Kennedy (CVN 79) was lifted into place at HII Newport News, July 10. Kennedy is on schedule to be launched in late 2019. [1280×854]

Bronze coffin adorned with a figure of the creator god Atum in the form of a cobra and is believed to have once housed a mummified serpent. Egypt, Late or Ptolemaic Period. 664 to 30 B.C [1536×1041]

Bronze coffin adorned with a figure of the creator god Atum in the form of a cobra and is believed to have once housed a mummified serpent. Egypt, Late or Ptolemaic Period. 664 to 30 B.C [1536×1041]