It was once a crime to bathe less than once a year in Kentucky, and more than once a week in Boston.

- Neptune is the farthest planet from the sun at 2.8 billion miles.- There are approximately 748 different species of trees native to the continental United States.

- More than 80 percent of Earth's surface - above and below sea level - is of volcanic origin.

- The longest engagement on rec-ord is 67 years, between Octavio Guillen, 82, and Adriana Martinez, 82, who were married in Mexico City in June 1969.

- Baseball slugger Roger Maris, who homered 61 times in 1961 to set a major-league record that stands today, lettered in football, basketball and track - but not baseball - as a young athlete growing up in Fargo, N.D. His high school didn't have a baseball team.

- The largest iceberg on record was sighted in 1956 off Antarctica and covered over 12,000 square miles, making it larger than Belgium.

- A rainbow lasting for more than 3 hours was reported from North Wales on Aug. 14, 1979.

- The first labor organization in the United States was formed by the Boston shoemakers and coopers guilds, which obtained a three-year charter in 1648.

- It was once illegal to walk across a Kansas highway at night without a taillight.

- By the time he was 35 years old, Sam Houston had been a hero of the War of 1812, a congressman and the governor of Tennessee.

- The United States has one official international historic site - Saint Croix Island in Maine, which occupies about 35 acres.

- Of all the Seven Wonders of the Ancient World, the pyramids of Egypt alone survive.

- The nation's worst rail disaster occurred on July 9, 1918, when two trains collided near Nashville, Tenn., killing 101 people.

- The most destructive fire in U.S. history occurred Oct. 8, 1871, when 1,200 people died and 2 billion trees burned in a forest fire at Peshtigo, Wis.