For the cut
Condition Zero map with a similar name, see Canal. Canals ( de_canals) is a bomb defusal map featured in .
Counter-Strike: Global Offensive
March 15, 2017 Canals was added to Counter-Strike: Global Offensive, along with the Spectrum Case and new models for the Phoenix Connexion terrorists.
The map is set in a historic Italian city built alongside canals. The Terrorists' targets are two important tourist attractions.
Canals is based on real-world environments and the idea for the map Canals originally came to
Iikka Keränen after visiting Venice.  Originally, the map was called  de_venice but despite the shared name, it was not related to the earlier cancelled Venice map by Ido Magal. The aesthetics were intentionally given a clean and uncluttered look despite the real-world influence to enhance player visibility. 
Behind the scenes
All prop models and textures  related to the map are stored in folders called either 
de_tvstation. Additionally, graffiti textures bear the prefix "venice" in their names.
 Existence of the map was hinted in the game files 5 months before its official release. The first reference was added in the June 15, 2016 update where ambient sounds were referred to in the Inferno sound manifest. Later, in the October 10, 2016 update, a reference to the map name de_canals was added to the
March 15, 2017
Released Canals, available in all game modes.
March 17, 2017
Fixed visible nodraw below CT bridge.
Fixed several places where the bomb could get stuck if thrown.
Fixed pixelwalk and skywalk exploits.
Fixed sticky DM spawn point in tunnels.
Fixed planting bomb on windowsill at B.
Fixed missing collision on toolbox at back of B.
March 20, 2017
Fixed more pixelwalk exploits.
Fixed places where a dropped/thrown bomb could get stuck.
March 24, 2017
Fixed more pixelwalk spots & places where bomb could get stuck.
Fixed sticky clip brush at B.
Fixed Z-fighting railing at bridge.
Fixed visible nodraw underneath a bridge.
Improved clipping under T side bridges.
Fixed Z-fighting below CT arches.
Adjusted courtyard statues and stairs for better movement.
Fixed various fade distance issues.
Widened B site and palace doors.
Aligned palace windows better.
Fixed floating clothesline.
Fixed missing texture at back alley.
Removed clip from garden lamp post because it’s at jumping height.
Prevented planting bomb on railing at A.
Removed lamp posts between A and CT spawn.
March 29, 2017
Fixed gap in bomb site B wall.
Fixed missing texture in bridge visible from arch.
Fixed overlapping geometry at A site.
Fixed a few places near T spawn where bomb could get stuck.
Increased fade distances on some props that were distracting.
Adjusted wall geometry in prison stairs to fix lighting glitch.
Increased lightmap grid resolution in prison lobby.
Added a piece of cardboard under new toolbox at B to block glitchy sightline.
Removed one of the picnic tables at Short.
Fixed pixelwalk in shoe shop.
Fixed errant clip brush on balcony.
Made it more difficult to climb the wood sign to B from boost.
Trimmed top corners of courtyard building facing the stairs.
Fixed nav. file where lamp posts were removed.
Adjusted balcony arch prop to fix gaps.
April 20, 2017
Rebuilt tunnel stairs area with smoother movement.
Fixed boat geometry overlapping a pier at CT spawn.
Fixed box intersecting windowsill at B.
Fixed pixelwalk on railing at CT spawn.
Moved plywood down on scaffolding below B to block a bad sightline.
Fixed sticky scaffolding clip brush below B.
Fixed some fade distance pop-up issues.
Added two picnic chairs at short and made clips smoother.
Removed lamp at ivy/garbage.
February 8, 2018
Closed off windows overlooking courtyard and A
Cleaned up sightline from corner balcony toward A and Arch
Made CT route to B more direct
Joined two rooms on CT side of B into one space
Simplified cover on back side of B
Removed Ivy “laddice”, now a skill jump / boost spot
Grenade-clipped CT bridge railings for more predictable smokes
Moved courtyard statues forward for cleaner sightline
Added ashtray for smokers
New CS:GO Operation & Map Info on Youtube (1m51s) ↑
Take a trip to the Canals on the Counter-Strike Blog
csgo\pak01_dir.vpk\models\props\de_vanice & de_tvstation
csgo\pak01_dir.vpk\materials\brick\hr_brick\de_venice & de_tvstation or
materials\models\props\de_tvstation or de_venice