Knowing a little bit about your airplane options can make all the difference in the world if comfort is important to you.

• L-1011s have tiny overhead storage bins.

• 757s have one difficult-to-navigate long narrow aisle.

• 737s generally have less leg room.

• Both 737s and 757s have fewest restrooms per capita.

• Most comfortable planes: 767s, 747s, MD-11s and MD-80s.

• All bathrooms are designed for people of below average height and weight. Go before you fly. If you can, wait until you land.

• Click here for a list of airline carry-on policies.

If you are looking for something different at 40,000 feet, you might want to fly on one of the following airlines:

• Virgin Atlantic Airways has massage therapists and manicurists for their business-class customers on flights from New York to London.

• Japan Airlines offers Sky Massage, an in-flight automatic massage chair, to its first-class international passengers.

• Southwest Airlines holds contests on board. Sometimes prizes are given to the passenger with the most credit cards in their wallet/purse, the biggest hole in their socks, or the ugliest photo on their driver's license. Another competition involves a flight attendant tossing a roll of toilet paper down the aisle. The winners are determined by where it stops.

• Singapore Airlines offers it first class passengers personal foot massages, wonderful food selections, and a choice of movies.

• United Airlines now offers individual video players with a large assortment of tapes for its first class passengers as well as the standard two or three movies on the larger screen.