Currently in circulation the highest dollar bill is with a face value of $100, although the largest denomination of currency ever printed was the $100,000 Series 1934 Gold Certificate featuring the portrait of President Wilson, but never released for public circulation, only for official transactions between Federal Reserve Banks.
Good, now you're ready for the eastern walls of Olympus Mons. 17Â°23'26.69 N 128Â°57'25.39. W looks challenging enough for you, you can start at 793m elevation and finish at 5642m elevation.
The volume contained by Olympus Mons is about a hundred times that of Mauna Loa, and the Hawaiian island chain that houses the Earthly volcano could fit inside its Martian counterpart. Olympus Mons rises three times higher than Earth's highest mountain, Mount Everest, whose peak is 5.5 miles above sea level.