Destiny,and it's predecessor Destiny 2, both have plenty of their own locations. While Destiny was the game to introduce quite a bit of the original locations, Destiny 2 was the game to further act on many of those locations, Mars being a prime exmaple of this happening. Though Destiny 2 does have plenty of it's own original locations.
Throughout the Destiny universe many races have introduced into the series, ranging from regular humans all the way to the four-armed, humanoid, bipedal race known as the Eliksni.
Within Destiny and it's sequel Destiny 2, there have only ever been three glasses to grace the game's character customization. Within each class there are many different sublasses, which mainly consist of the different abilities you're able to perform.