Tower Bridge Crossword

The construction of the bridge started in _________.
It took __ years to build the bridge.
It took about _____ people to build the bridge.
Over __________ tons of concrete was used to stabalize the bridge.
The tower bridge is _____ meters long.
The towers on the bridge are each ____ meters tall.
People going underneath the bridge must give a __ hour notice.
In the year ______ there was a giant set of rings placed on the bridge.
Around _______ people use the bridge each day.
The construction of the bridge ended in ____.
The bridge is almost ____ years old.
There are __ towers on the bridge.
It takes about ___ seconds for the bridge to fully open.
The bridge is opened about ______ times each year.
The bridge cost around ____________ american dollars to build.