You have two options for building a retaining wall with concrete. If you're set on getting the job done yourself without professional assistance, using concrete blocks is the way to go.

Building a retaining wall may sound intimidating ... you'll need to make sure you use a beginner-friendly material, like ...

Gravity retaining walls are thicker at their base than at the top. By design, the weight of interlocking building materials such as bricks or concrete blocks is greater than the force of the earth ...

from sea walls to seafloor mats, with products that blend in with their surroundings. Instead of building concrete blocks, ECOncrete uses a technique known as bio­mimicry, relying on the shapes ...