Tours range from two hours to a full day, $45 to $95.

These tours range in price from $25 or $30 (per person) up.

The tours range from three to five days, with suggested routes of 250 to 500 miles.

Tours range in length from 9 days to 2 months and typically have between 12 to 18 tour members.

The tours range from $20 to $50 a person, depending on whether a meal is included.

Tours range in length from 45 minutes to about 90 minutes.

The tours range from two hours to all day and in price from $15 to $40, some including lunch.

The tour ranges from $999 to $1,449, with the highest prices in late June and early July.

Tours range from three days to several weeks.

Tours range from $75 to $104, plus rail fare.