At home was several hours' hack-work waiting for him before he went to bed, and after he went to bed there was a volume of Weismann waiting for him, to say nothing of Herbert Spencer's Autobiography, which was as replete for him with romance as any thrilling novel.
The ocean's deepest area is the Mariana Trench (also called the Marianas Trench), which is about 11 km (almost 7 miles, or almost 36,000 feet) deep. The trench is 1,554 miles long and 44 miles wide, and is like the Grand Canyon of the ocean, although it is 120 times larger.
Listen. Beneath the surface of the Pacific Ocean to the southeast of Japan, there is a very deep, crescent-shaped trench called the âMariana Trench .. Near the southern tip of the crescent, there is a small slot-shaped area called the âChallenger Deep .. With a measured depth of approximately 35,797 feet below sea level, a journey to the bottom of the Challenger Deep is nearly seven miles, making it the deepest known place on Earth.