Location of Google Chrome history

C:\Users\<username>\AppData\Local\Google\Chrome\User Data\Default
C:\Users\<username>\AppData\Local\Google\Chrome\User Data\Default\Cache /Users/<username>/Library/Application Support/Google/Chrome/Default
/Users/<username>/Library/Caches/Google/Chrome/Default/Cache /home/<username>/.config/google-chrome/Default
/home/<username>/.cache/google-chrome/Default/Cache

Format of Google Chrome history

Chrome Bookmarks are stored in the 'Bookmarks' JSON file. Chrome Browser Settings are stored in the 'Preferences' JSON file. Chrome Cache is stored using an Index file ('index'), a number of Data Block files ('data_#'), and a number of separate data files ('f_######'). Chrome Cookies are stored in the 'Cookies' SQLite database (located in the Network folder), within the 'cookies' table. Chrome Downloads are stored in the 'History' SQLite database, within the 'downloads' and 'downloads_url_chains' tables. Chrome Favicons are stored in the 'Favicons' SQLite database, within the 'favicons', 'favicon_bitmaps' and 'icon_mapping' tables. Older versions of Chrome stored Favicons in a 'Thumbnails' SQLite database, within the 'favicons' table. Chrome Form History is stored in the 'Web Data' SQLite database, within the 'autofill' table. Older versions of Chrome stored associated dates within an 'autofill_dates' table. Chrome Logins are stored in the 'Login Data' SQLite database, within the 'logins' table. Older versions of Chrome stored Logins in the 'Web Data' SQLite database. Chrome Searches are stored in the 'History' SQLite database, within the 'keyword_search_terms' table. Associated URL information is stored within the 'urls' table. Chrome Session Data is stored in the 'Sessions' folder within the 'Session' and 'Tabs' files. Chrome Site Settings are stored in the 'Preferences' JSON file. Chrome Thumbnails are stored in the 'Top Sites' SQLite database, within the 'thumbnails' table. Older versions of Chrome stored Thumbnails in a 'Thumbnails' SQLite database, within the 'thumbnails' table. Chrome Website Visits are stored in the 'History' SQLite database, within the 'visits' table. Associated URL information is stored within the 'urls' table. Older versions of Chrome stored archived Website Visits in a separate 'Archived History' SQLite database, within the 'visits' table.