CHECK THE FULL DESCRIPTION FOR ALL TIME STAMPS!
Welcome to the Crystalfire Wood. This area has some tough hidden secrets. Good luck!
Let me know in the comments if I missed anything! 
Before the video, I went North to collect 3 Gears (12 Gearbits) for the Chain-Dash upgrade (top one), one Key, and the Railgun, which is needed to hit one switch.
All Secrets Playlist https://www.youtube.com/playlist?list=PL6ttkmPu1awzRer_vfKCFa8Xsbc1sMh60
Gearbit == Money
Monolith == Stone Tablet
Power Module == Purple Triangle
Town’s North Gate: 0:40
1:30 Gearbit 1
2:20 Gearbit 2
2:55 Power Module 1
4:25 Gearbit 3
5:37 Gearbit 4
6:30 Gearbit 5
7:50 Gearbit 6
Elevator: 9:00
11:50 Gearbit 7 (path from 10:14)
12:10 Gearbit 8
12:22 Power Module 2
13:18 Gearbit 9
West Zone Warp Point: 14:05
14:44 Power Module 3
16:33 Gearbit 10
17:27 Gearbit 11
18:30 Gearbit 12
19:58 Key 1
20:45 Gearbit 13
22:10 Gun Switch 1
23:30 Gun Switch 2
23:46 Key Door (12) Yellow Equipment Set & Gearbit 44
24:19 Gun Switch 3
24:20 Gearbit 14
25:14 Gearbit 15
Elevator: 26:40
27:08 Gearbit 16
28:01 Power Module 4
29:02 Gearbit 17
31:12 Gearbit 18
32:08 Gearbit 19
32:42 Power Module 5
34:50 Monolith 1
35:28 Boss Skip (more details here: https://www.speedrun.com/hld/guide/9q4it)
Back at Warp Point: 36:40
37:33 Gearbit 20
39:48 Railgun Switch
40:33 Gearbit 21
40:36 Key 2
43:14 Gearbit 22
44:36 Gearbit 43 (I missed it! Watch https://youtu.be/ZwYBoZq5vIY Thanks for pointing that out, kairoGC!)
45:21 Gearbit 23
46:00 Power Module 6
47:31 Gearbit 24
49:10 Key 3
The Other Drifter: 50:20
51:11 Gearbit 25
52:40 Gearbit 26
53:20 Gearbit 27
54:10 Gearbit 28
54:37 Power Module 7
58:08 Projectile Deflection Gone Wrong
58:55 Gearbit 29
59:53 Gearbit 30
1:01:00 Gearbit 31
1:01:35 Gearbit 32
1:03:20 Power Module 8
1:04:23 Key Door (4)
1:04:54 Gearbit 33
1:05:24 Key 4
1:06:06 Gearbit 34
Boss (Greybeard?): 1:06:52
1:09:03 Gearbit 35
1:09:04 Gearbit 36
1:09:05 Gearbit 37
1:09:06 Zaliska aka “The Hummer”
1:10:12 Terminal
1:11:01 Gearbit 38
1:12:00 Monolith 2
1:13:24 Key Door (3)
1:15:42 Monolith 3
1:16:14 Gearbit 39
1:16:54 Gearbit 40
8 Module Door: 1:17:34
1:18:37 Gearbit 41
1:19:42 Monolith 4
1:19:57 Gearbit 42
1:20:28 Crystal Spike Death Trap (skip to next timestamp, unless you want to see all the deaths)
1:26:56 Green Blue Equipment Set
1:29:02 Snail
1 Gun
2 Equipment Sets
4 Keys
4 Monoliths
8 Modules
44 Gearbits
1 Great Game
Hope this helps, and happy drifting!
Watch me stream this and other games live on Twitch!
https://www.twitch.tv/tterraj42
Equipment Effect Guide:
https://steamcommunity.com/sharedfiles/filedetails/?id=659138683
Large Detailed Map:
https://www.reddit.com/r/hyperlightdrifter/comments/4daspw/hld_pickup_map_11_includes_modules_monoliths_keys/
Post time: Jul-18-2017