Map Challenges

I missed the deadline to reveal my vote (3)
Challenge of 0x49906dcbc3340d363fcfeb7e76f79359faea2b057bed2ee5bcde674dd526d705 (15)
Grounds for Dispute ( 2 ) (30)
Enter manually coordinates for PoI (2)
About Challenge (2)
when i win a challenge ,Do I need a proof of use for the reward I earn? (4)
Hey there AJAX! (1)
Challenge Spotted : Shanghai (3)
Alerts for challenges (6)
Vote on the same challenge more than once? (2)
Forget reveal phase to reveal voting (4)