The answer is: 300 cubits

Gen 6:15 - Or about 150 yd long.

The dimensions of Noah's Ark have long fascinated many, and why wouldn’t they? Picture this massive vessel, measuring around 450 feet, which is about one-and-a-half football fields! This sizeable construction wasn’t just remarkable for its length; it also included a breadth of 75 feet and a depth of 45 feet, making it a monumental engineering feat of ancient times.

Now, for some context: the unit "cubit" is thought to be the length from an adult’s elbow to the tip of their middle finger, traditionally thought to be approximately 18 inches, although some debates exist on this measurement. So dude, imagine the carpentry skills required for building such a massive ship without modern tools!

Now stepping into the echoes of symbolism, the ark represents safety in the midst of chaos. Just as the ark sheltered Noah and the animals during the flood, it serves as a metaphor of hope and divine protection for many looking for refuge in any tumult of life.

The story of the Ark spans vibrant themes of rebirth and new beginnings, echoing throughout various cultures, hinting that perhaps through divine inspiration, many narratives forged similar concepts of regret and redemption symbolized by a flood. So, the ark is not only of historical significance but serves as a potent reminder of how people across ages grapple with divine fury and seek solace. Now that’s some divine collective imagination!