Both two-day and one-day tickets are available.

The round trip is two hours; two-day tickets, $12; (34) 93-368-9700.

A two-day ticket allows one day at the palace and another day at the flower show, and costs $34.40.

A two-day ticket for up to five people costs €26/£23 (www.frankfurt-tourismus.de).

Spectators can purchase one- and two-day tickets at the door ($100 and $150).

A new two-day ticket to both parks offers a third day free, and costs $94.95, $81.95 for children.

Various fare formulae were proposed, for one-day, two-day or five-day tickets.

A two-day combined ticket covering all the Jardin des Plantes sight.

A two-day adult ticket is 48€.

A two-day ticket, which must be used on consecutive days, is also available, priced at $26.95 for adults and $13.45 for children.