Nebraska is around the same size as Guyana.

Guyana is approximately 214,969 sq km, while Nebraska is approximately 199,099 sq km, making Nebraska 92.62% the size of Guyana. Meanwhile, the population of Guyana is ~789,683 people (1.0 million more people live in Nebraska).
Tip: This to-scale comparison of Guyana vs. Nebraska uses the Mercator projection, which distorts the size of regions near the poles.