Secret #1: Missingno#000: The full scoop (http://www.geocities.com/Pentagon/Bunker/9617/000.htm)
At the "how to catch Missingno" explination, to the lower right-hand corner there is secret #1.
Secret #2: My Pokémon Drawings (http://www.geocities.com/Pentagon/Bunker/9617/mypokemon.htm)
Under the first divider bar on the left-middle, there is secret #2.
Secret #3: Index (http://www.geocities.com/Pentagon/Bunker/9617/)
At the top of the page to the right of the taskbar there sits secret #3.
Secret #4: Art Gallery (http://www.geocities.com/Pentagon/Bunker/9617/art.htm)
To the left of "Mew pics (other)" and "Missingno pics", there is secret #4.
Secret #5: The drawing of Togepy (http://www.geocities.com/Pentagon/Bunker/9617/togepypic.htm)
Underneath the picture at the right-hand corner there is the 5th and final secret.
Congrats you have won the award