A current passport is needed, but no visa is necessary to enter England or Wales. Passport application forms may be obtained at most post offices. Conditions and Responsibility Participation in the program has certain conditions and responsibilities. The Principia Corporation and its agents can accept no responsibility for losses or additional expenses due to delays or changes in air or other services, sickness, weather, strike, war, quarantine, or other causes. All such losses or expenses will be borne by the passenger.
Baggage is entirely at the owner's risk.
The Principia Corporation and its agents act only in the capacity of agents for the passenger in all matters pertaining to travel, whether by railroad, motorcar, motorcoach, ship, airplane, raft, or bicycle, and assume no liability for any injury, damage, loss, accident, delay, or irregularity occasioned by vehicle defects, or for any reason whatsoever, or through the acts or default of any carrier or their personnel engaged in conveying the passenger or in carrying out the arrangements of the program. The right is reserved to substitute hotels of similar category and to make any changes in the itinerary where deemed necessary. The Principia Corporation also reserves the right to cancel any tour prior to departure, in which case full refund will constitute full settlement to the passenger of moneys paid for travel and land arrangements. Participants making their own travel and lodging arrangements with airlines and other concerns are not subject to the Principia refund policy described here. In this case, the participant must negotiate any refund directly with the company which made the travel and lodging arrangements.