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Your search for "tunnels" returned 504 results
Here's Longest Bridge in the U.S., Plus 7 Runners-Up
science.howstuffworks.com/engineering/civil/longest-bridge-in-the-us.htm
Bridges are some of the most awesome and breathtaking constructions, both from a visual standpoint and from an engineering standpoint. They provide such a stark contrast with nature suspended over huge bodies of water and almost appearing to defy gravity.
How to Get Rid of Ants
You've found ants in your home and want to get rid of them as quickly as possible. There are lots of ways to do this, most of them natural.
T-80 Main Battle Tank
science.howstuffworks.com/t-80-main-battle-tank.htm
The T-80 Main Battle Tank continued the evolution of T-64 and T-72, adding a gas turbine engine. Explore the T-80 Main Battle Tank at HowStuffWorks.
1961-1962 Buick Electra
auto.howstuffworks.com/1961-1962-buick-electra.htm
The 1961-1962 Buick Electra got a square, clean, modern body, but kept the 401-cid Wildcat 445. Learn about this new generation of intermediate Buicks.
5 Tips for Talking With a Girl on the Phone
health.howstuffworks.com/relationships/dating/5-tips-for-talking-with-girl-on-phone.htm
Want tips for talking to a girl on the phone? Visit Discovery Health to find 5 tips for talking to a girl on the phone.
5 Fun Party Ideas for All Ages
lifestyle.howstuffworks.com/event-planning/5-birthday-ideas-all-ages.htm
These 5 fun party ideas for all ages will take the guesswork out of party planning. Learn 5 fun party ideas for all ages.
7 Secret Caves We'd Love to See Inside
science.howstuffworks.com/environmental/earth/geology/secret-caves.htm
There are caves all over the world, but some are in places that are hard to explore - hidden by rocks, ruins or even under ice. We've found seven secret caves you probably never knew existed.
Test Your Knowledge: Defensive Military Tactics
play.howstuffworks.com/quiz/defensive-military-tactics-quiz
In an armed conflict, sometimes your best course of action is to defend a stronghold instead of going on the offensive. How much do you know about defensive military tactics? Take this quiz to find out!
How to Tell if You Have Termites
If you want to scare a homeowner, there's one sure way to do it: Mention the word termite. It's important to always keep an eye out for them. Here's what to look for.
So, the American Alligator Can Climb Trees ... How Terrifying
animals.howstuffworks.com/reptiles/american-alligator.htm
The American alligator is the second-largest reptile in North America, falling just slightly behind its cousin, the American crocodile.