1.   Although they will take walk-ins, reservations are recommended.

2.   Admission is free, but reservations are recommended.

3.   Advance reservations are recommended.

4.   Cabin reservations are recommended.

5.   Entrance to Prehistoric Journey is included with museum admission, but a separate timed-entry ticket is required, and reservations are strongly recommended.

6.   For each of these restaurants, reservations are recommended.

7.   For people planning to stay in one of the inns during a weekend in June or July, reservations are recommended a month or two in advance.

8.   Hotel reservations are highly recommended, though not strictly necessary.

9.   No tickets are needed, but hotel reservations are recommended.

10.   On weekends, limousines inch down the pedestrian-clogged strip to crowded and pricey bistros where reservations are highly recommended in summer.