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BioPark Trains

Hop aboard the Rio Line and the Thunderbird Express for a unique view of the BioPark.

BioPark Trains

Enjoy two narrow-gauge trains at the BioPark. Catch the Rio Line to travel between the Zoo and Aquarium/Botanic Garden or ride the Thunderbird Express on a loop through the Zoo.

About the Rio Line and Thunderbird Express

  • Trains usually operate from 10:15 a.m. to 3:45 p.m., Tuesdays-Sundays. (The Thunderbird Express is closed for lunch on Tuesday and Wednesdays from 1-1:30 p.m.)
  • No service on Mondays, except Monday holidays (Memorial and Labor Day). No service on Thanksgiving, Christmas Eve, Christmas or New Year's Day. The Thunderbird Express does not operate during Boo at the Zoo.
  • No transfers between the Thunderbird Express and the Rio Line.
  • School groups cannot use the Rio Line between facilities. Please plan to use school buses. School groups may purchase tickets for the Zoo's Thunderbird Express.
  • Trains are wheelchair accessible.
  • Only personal strollers are allowed on the Rio Line. Rental strollers must be left at the location of rental (ie Zoo or Aquarium/Botanic Garden). You can use your rental receipt to pick up another stroller at the other facility when you arrive.
  • Strollers are not allowed on the Thunderbird Express. Guests may leave strollers in a secure place at the station.

Rio Line Between Facilities

The Rio Line travels 1.5 miles along the Rio Grande Bosque to connect the Aquarium and Botanic Garden with the Zoo.

Tickets

Ride the Rio Line with one of the following tickets:

  • BioPark Combo Ticket: Includes unlimited train rides.
  • BioPark Members: Purchase unlimited trains rides for the day for $3. Available Zoo and Aquarium cashier (entrance of park) from 9 a.m. - 3 p.m.
  • Train-ride-only tickets are not available.

Stations

  • Zoo's Asia Train Station
  • Aquarium and Botanic Garden Train Station

Schedule

  • Journey between facilities takes 30 minutes; round-trip takes 60 minutes.

  • March 1 – Oct 31: Operates in 30-minute intervals from 10:15 a.m. to 3:45 p.m., Tuesdays - Sundays.

  • Nov 1 – Feb 28: Operates in 60-minute intervals from approximately 10:15 a.m. to 3:45 p.m., Tuesdays through Sundays.


Thunderbird Express through the Zoo

Ride the Thunderbird Express on a loop through the Zoo. Conductors give a tour and answer questions as the train passes the Africa exhibits, elephants, camels and more.

Catch the Thunderbird Express at the Africa Station.

Tickets

Ride the Thunderbird Express with one of the following tickets:

  • BioPark Members: Purchase unlimited trains rides for the day for $3. Available from Zoo or Aquarium entrance cashier (entrance of park), 9 a.m. - 3 p.m.

Schedule

  • Journey lasts 20 minutes.

  • Operates at 30-minute intervals from 10:15 a.m. to 3:45 p.m., Tuesdays through Sundays.

  • Tuesday – Thursday  (No 1:15 p.m. ride)

caption:A model train at the Botanic GardenA Model Railroad

G-scale model trains travel through the miniature landscapes of the Railroad Garden at the Botanic Garden.