Ohio

Ohio is essentially square: 220 miles wide and 220 miles long.

Among US states, Ohio is #1 in number of Slovene speakers, #2 in number of Slovak speakers, #2 in number of Pennsylvania Dutch speakers, and #3 in number of Serbian speakers.

Ohio's General Assembly (legislature) meets every other year with no time limit on its sessions.

Big and Little Darby Creeks are National Scenic Rivers - the Nature Conservancy named their watershed one of the Last Great Places.

Warren County serpent mound

A serpent mound in Warren County, likely built around 900 AD, is the largest and best preserved effigy mound in the US.

Ohio is #1 in the US in production of eggs and Swiss cheese, #2 in production of sherbet, and #3 in tomatoes.  (Sounds like dinner.)  Ohio is also #1 in sandstone mining.

The deepest salt mine in the US is near Fairport Harbor; at 2000' deep, it can produce enough salt for 1,000 years.  Ohio ranks #3 in the US in salt production.

In 1884 coal miners in the Hocking district set fire to several coal mines to protest terrible working conditions and pay.  The coal in those mines is still burning.

The world's largest sycamore tree is at Jeromesville: it's 129' tall, with a crown that spreads 105' and a trunk circumference of 48½".

Ohio has 2 towns named West Liberty.

Ohio's official state beverage is tomato juice.

Cincinnati nighttime skyline

Cincinnati considers itself the chili capital of the world - a designation surely uncontested by any other US city.

Cincinnati has one of the US's highest rates of landslide damage.

The largest soap factory in the US is in Cincinnati.