Join the Ride › Deposit: 2026 Cascades ADV Challenger, SEPT 10th-13th Image 1 of 1 Deposit: 2026 Cascades ADV Challenger, SEPT 10th-13th $500.00 $500 deposit required for each person to reserve your spot on the tour. The balance of the payment is due 90 days prior to the start of the tour. Add To Cart Added! $500 deposit required for each person to reserve your spot on the tour. The balance of the payment is due 90 days prior to the start of the tour.