Grand Lake, $500 for 4 hours, inquire about a longer day if you wish.
$100; due at time of booking
If you can't make the trip after it's booked:
30 days advance notice, we'll refund your deposit or apply it to a future trip.
14 days advance notice; no refund on deposit.
If for any reason we need to cancel the trip, we'll refund your deposit or apply it to a future trip.
This has never happened.