Players can freely navigate the world map screen unless restricted by geographical obstacles, such as water or mountains.

Blocked by magnetic fields and other obstacles, the particles probably never make it here, but radiation they generate can.

That is, you expect the entire process of becoming a doctor to unfold with the least effort, unhindered by obstacles.

The curves and changes of direction should be gentle and justified by natural obstacles.

For instance, players can be decapitated, shot, or crushed by different obstacles.

But some shoppers remain unfazed by such obstacles.

Players must guide a robot to an end point by moving objects, activating switches, and traversing obstacles.

Their business empire lasted over a century by overcoming logistical difficulties, physically challenging obstacles, and political changes.

Well, we got by obstacles one through six.

Diffraction phenomena by small obstacles are also important at high frequencies.