Cities: Skylines is pretty much the gold standard of city building on any platforms and it has some good expansions too. One of which, Cities: Skylines - Parklife, can be picked up free.

It's one of the bigger DLCs available for Cities: Skylines and it's proven to be quite popular with players too. With it you can build new amusement parks, nature reserves, city parks and zoos, and giving new life to your empty land with custom parks and gardens.

Paradox announced that from now until April 26, anyone who signs up for their newsletter that already owns the base game will be eligible. However, it's only currently for Steam and you need a Paradox account.

How to claim:

Create a Paradox Account ( accounts.paradoxplaza.com).

In the Settings tab, sign up for Paradox newsletter.

Verify your email (remember to check your spam and promotion folders on your mailbox).

Back on your Paradox account Settings, sign up for Cities: Skylines newsletter.

Link your Paradox and Steam accounts on the Settings tab.

Set your Steam account to “Public” so our team can confirm you own the base game. You can reset your Steam profile to private after you’ve received the giveaway.

Wait up to 36 hours for DLC to appear in your Steam library.

Already done that before? You're good to go.

If you want more info they setup an FAQ here.

For other Paradox news, don't miss out on building up your DLC collection in the current Humble Store bundle building promotion.