States with the Most Gun Restrictions

Including restrictions and requirements for gun ownership in the United States

Optimizing US Travel: 6 Unique States to Visit

These US states eloquently represent their unique regions.

The 4 Least Similar US States

These 4 states are extremely different from each other.

Variance in Geomorphology by US State

Explanation of the geomorphological data used in the State Similarity Index

Variance in Hydrology by US State

Explanation of the hydrological data used in the State Similarity Index

Variance in Topography by US State

Explanation of the topographical data used in the State Similarity Index

Variance in Population Density by US State

Explanation of the population density data used in the State Similarity Index

Variance in Location by US State

Explanation of the locational data used in the State Similarity Index

US States with the Least Similar Geography

Why Hawaii and North Dakota have the least similar geography in the United States