The Books Insiderindependent audiobook data
Lost Valley by Walt Browning

Lost Valley: Audiobook

Book 1 of the Extinction Survival series

According to The Books Insider's catalog data, the Lost Valley audiobook runs 7.8 hours unabridged, narrated by Bronson Pinchot (about 5.2 hours at 1.5× playback speed).

7.8listening hrs
Science Fictionstore shelf
2019released
Free for new listeners

The instrument When will you finish it?

Based on 7.8 hours of listening.

Days to finish Lost Valley at common listening paces
Your paceYou'll finish in
30 min / day16 days
1 hour / day8 days
2 hours / day4 days
1 hour / day at 1.5×6 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 7.8 hours, it is shorter than 58% of the 13,269 Science Fiction audiobooks in our catalog.

Catching up on The Extinction Survival Series

This is book 1. Books 1 to 4 run 38.1 hours in all.

BookTitleLength
1Lost Valley7.8 hrs
2Satan’s Gate8.9 hrs
3Cost of Survival10.7 hrs
4Warrior’s Fate10.6 hrs

More narrated by Bronson Pinchot

Bronson Pinchot narrates 320 unabridged audiobooks in our catalog, 3,382 hours in all.

All Bronson Pinchot audiobooks, measured

About as long, on the Science Fiction shelf

1,668 Science Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

Lost Valley is book 1 of Walt Browning's Extinction Survival series: a 7.8-hour unabridged recording, read by Bronson Pinchot, released April 9, 2019, on the Horror and Apocalyptic & Dystopian shelves.

The listen at a glance

Length
7.8 hrs
Narrated by
Bronson Pinchot
Released
April 9, 2019
Format
Unabridged audiobook
Language
English
Store shelves
Horror, Apocalyptic & Dystopian, Science Fiction
Series
The Extinction Survival Series #1
ISBN
9781982612894

How to listen to Lost Valley free

New members at audiobooks.com get three free audiobooks with the trial.

Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.

Start listening free

Questions listeners ask

How long is the Lost Valley audiobook?

Lost Valley runs 7.8 hours unabridged. At 1.5× speed that drops to roughly 5.2 hours.

Is the Lost Valley audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Lost Valley?

Lost Valley is narrated by Bronson Pinchot.