Active Neurons 3 - Wonders Of The World

Here are the solutions: I've spaced them out in groups of movements of 4 for easier reading:

6-1:
ULRL DRDL URDU RDRU ULUR DRU

6-2:
URDL LDAD RUDA RULA LUUU ALUR U

6-3:
LULD RRLL DLUU LULD LULD DDD

6-4:
URDL ULDD RRUL DLDR DRUL DRUR RDLU RRDR UULDR

6-5:
RUUL URDL ULUL DURD LURU LDRD RUUL URRD

6-6:
RULR RDRD AULD RLAL ULAU LDRU UARD LULD RULU

6-7:
LUAL URUU LDDR UDRU LUDU LDLU

6-8:
RULL ARUL DLDR ULRA RDRA LRAD LURR ALLR ADRD

6-9:
UULL DRRR URRD LLLD LULD RRUL UURD RUDL URRD

6-10:
RDRD RDLU RDDD RULD

I show the Colossus of Rhodes levels in my Achievement Walkthrough starting at 13:24 minutes into the video.

6-1 13:24
6-2 13:43
6-3 14:05
6-4 14:25
6-5 14:51
6-6 15:19
6-7 15:43
6-8 16:08
6-9 16:43
6-10 17:13